diff --git a/poetry.lock b/poetry.lock
index f7c1bdc..24ea379 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -8,7 +8,7 @@ python-versions = "*"
 
 [[package]]
 name = "astroid"
-version = "2.5.1"
+version = "2.5.2"
 description = "An abstract syntax tree for Python with inference support."
 category = "dev"
 optional = false
@@ -67,6 +67,7 @@ python-versions = ">=3.6"
 [package.dependencies]
 appdirs = "*"
 click = ">=7.1.2"
+dataclasses = {version = ">=0.6", markers = "python_version < \"3.7\""}
 mypy-extensions = ">=0.4.3"
 pathspec = ">=0.6,<1"
 regex = ">=2020.1.8"
@@ -82,7 +83,7 @@ d = ["aiohttp (>=3.3.2)", "aiohttp-cors"]
 name = "certifi"
 version = "2020.12.5"
 description = "Python package for providing Mozilla's CA Bundle."
-category = "dev"
+category = "main"
 optional = false
 python-versions = "*"
 
@@ -98,7 +99,7 @@ python-versions = ">=3.6.1"
 name = "chardet"
 version = "4.0.0"
 description = "Universal encoding detector for Python 2 and 3"
-category = "dev"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
@@ -137,6 +138,14 @@ category = "dev"
 optional = false
 python-versions = ">=3.6,<4.0"
 
+[[package]]
+name = "dataclasses"
+version = "0.8"
+description = "A backport of the dataclasses module for Python 3.6"
+category = "main"
+optional = false
+python-versions = ">=3.6, <3.7"
+
 [[package]]
 name = "distlib"
 version = "0.3.1"
@@ -171,14 +180,14 @@ python-versions = "*"
 
 [[package]]
 name = "gitdb"
-version = "4.0.5"
+version = "4.0.7"
 description = "Git Object Database"
 category = "dev"
 optional = false
 python-versions = ">=3.4"
 
 [package.dependencies]
-smmap = ">=3.0.1,<4"
+smmap = ">=3.0.1,<5"
 
 [[package]]
 name = "gitpython"
@@ -193,7 +202,7 @@ gitdb = ">=4.0.1,<5"
 
 [[package]]
 name = "identify"
-version = "2.2.0"
+version = "2.2.1"
 description = "File identification library for Python"
 category = "dev"
 optional = false
@@ -206,7 +215,7 @@ license = ["editdistance-s"]
 name = "idna"
 version = "2.10"
 description = "Internationalized Domain Names in Applications (IDNA)"
-category = "dev"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 
@@ -225,6 +234,21 @@ zipp = ">=0.5"
 docs = ["sphinx", "rst.linker"]
 testing = ["packaging", "pep517", "importlib-resources (>=1.3)"]
 
+[[package]]
+name = "importlib-resources"
+version = "5.1.2"
+description = "Read resources from Python packages"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+
+[package.dependencies]
+zipp = {version = ">=0.4", markers = "python_version < \"3.8\""}
+
+[package.extras]
+docs = ["sphinx", "jaraco.packaging (>=8.2)", "rst.linker (>=1.9)"]
+testing = ["pytest (>=4.6)", "pytest-checkdocs (>=1.2.3)", "pytest-flake8", "pytest-cov", "pytest-enabler", "pytest-black (>=0.3.7)", "pytest-mypy"]
+
 [[package]]
 name = "iniconfig"
 version = "1.1.1"
@@ -294,6 +318,14 @@ category = "dev"
 optional = false
 python-versions = "*"
 
+[[package]]
+name = "numpy"
+version = "1.19.5"
+description = "NumPy is the fundamental package for array computing with Python."
+category = "main"
+optional = false
+python-versions = ">=3.6"
+
 [[package]]
 name = "packaging"
 version = "20.9"
@@ -321,6 +353,14 @@ category = "dev"
 optional = false
 python-versions = ">=2.6"
 
+[[package]]
+name = "pillow"
+version = "8.1.2"
+description = "Python Imaging Library (Fork)"
+category = "main"
+optional = false
+python-versions = ">=3.6"
+
 [[package]]
 name = "pluggy"
 version = "0.13.1"
@@ -347,6 +387,7 @@ python-versions = ">=3.6.1"
 cfgv = ">=2.0.0"
 identify = ">=1.0.0"
 importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}
+importlib-resources = {version = "*", markers = "python_version < \"3.7\""}
 nodeenv = ">=0.11.1"
 pyyaml = ">=5.1"
 toml = "*"
@@ -381,14 +422,14 @@ python-versions = ">=3.5"
 
 [[package]]
 name = "pylint"
-version = "2.7.2"
+version = "2.7.4"
 description = "python code static checker"
 category = "dev"
 optional = false
 python-versions = "~=3.6"
 
 [package.dependencies]
-astroid = ">=2.5.1,<2.6"
+astroid = ">=2.5.2,<2.7"
 colorama = {version = "*", markers = "sys_platform == \"win32\""}
 isort = ">=4.2.5,<6"
 mccabe = ">=0.6,<0.7"
@@ -458,7 +499,7 @@ python-versions = "*"
 name = "requests"
 version = "2.25.1"
 description = "Python HTTP for Humans."
-category = "dev"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
 
@@ -474,7 +515,7 @@ socks = ["PySocks (>=1.5.6,!=1.5.7)", "win-inet-pton"]
 
 [[package]]
 name = "rich"
-version = "9.13.0"
+version = "10.0.0"
 description = "Render rich text, tables, progress bars, syntax highlighting, markdown and more to the terminal"
 category = "main"
 optional = false
@@ -483,6 +524,7 @@ python-versions = ">=3.6,<4.0"
 [package.dependencies]
 colorama = ">=0.4.0,<0.5.0"
 commonmark = ">=0.9.0,<0.10.0"
+dataclasses = {version = ">=0.7,<0.9", markers = "python_version >= \"3.6\" and python_version < \"3.7\""}
 pygments = ">=2.6.0,<3.0.0"
 typing-extensions = ">=3.7.4,<4.0.0"
 
@@ -521,11 +563,11 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
 
 [[package]]
 name = "smmap"
-version = "3.0.5"
+version = "4.0.0"
 description = "A pure Python implementation of a sliding window memory map manager"
 category = "dev"
 optional = false
-python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+python-versions = ">=3.5"
 
 [[package]]
 name = "snowballstemmer"
@@ -602,7 +644,7 @@ python-versions = "*"
 name = "urllib3"
 version = "1.26.4"
 description = "HTTP library with thread-safe connection pooling, file post, and more."
-category = "dev"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
 
@@ -611,6 +653,14 @@ secure = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "cer
 socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]
 brotli = ["brotlipy (>=0.6.0)"]
 
+[[package]]
+name = "urwid"
+version = "2.1.2"
+description = "A full-featured console (xterm et al.) user interface library"
+category = "main"
+optional = false
+python-versions = "*"
+
 [[package]]
 name = "virtualenv"
 version = "20.4.3"
@@ -624,6 +674,7 @@ appdirs = ">=1.4.3,<2"
 distlib = ">=0.3.1,<1"
 filelock = ">=3.0.0,<4"
 importlib-metadata = {version = ">=0.12", markers = "python_version < \"3.8\""}
+importlib-resources = {version = ">=1.0", markers = "python_version < \"3.7\""}
 six = ">=1.9.0,<2"
 
 [package.extras]
@@ -652,8 +703,8 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=1.2.3)", "pytest-flake8", "pyt
 
 [metadata]
 lock-version = "1.1"
-python-versions = "^3.7"
-content-hash = "7b5b3afbe36844ebd2e8a80b499626a9c6fbd5e2c7265fa3f4bff7cfc399d1c3"
+python-versions = "^3.6.9"
+content-hash = "396f465e2777c9162ec1ef12d76a86cac18b5898a4f52c7d611b998860b29e6c"
 
 [metadata.files]
 appdirs = [
@@ -661,8 +712,8 @@ appdirs = [
     {file = "appdirs-1.4.4.tar.gz", hash = "sha256:7d5d0167b2b1ba821647616af46a749d1c653740dd0d2415100fe26e27afdf41"},
 ]
 astroid = [
-    {file = "astroid-2.5.1-py3-none-any.whl", hash = "sha256:21d735aab248253531bb0f1e1e6d068f0ee23533e18ae8a6171ff892b98297cf"},
-    {file = "astroid-2.5.1.tar.gz", hash = "sha256:cfc35498ee64017be059ceffab0a25bedf7548ab76f2bea691c5565896e7128d"},
+    {file = "astroid-2.5.2-py3-none-any.whl", hash = "sha256:cd80bf957c49765dce6d92c43163ff9d2abc43132ce64d4b1b47717c6d2522df"},
+    {file = "astroid-2.5.2.tar.gz", hash = "sha256:6b0ed1af831570e500e2437625979eaa3b36011f66ddfc4ce930128610258ca9"},
 ]
 atomicwrites = [
     {file = "atomicwrites-1.4.0-py2.py3-none-any.whl", hash = "sha256:6d1784dea7c0c8d4a5172b6c620f40b6e4cbfdf96d783691f2e1302a7b88e197"},
@@ -707,6 +758,10 @@ darglint = [
     {file = "darglint-1.7.0-py3-none-any.whl", hash = "sha256:3bf16e78e2909ecdb737afd45fcd6a3f8993b092c2ba2b7cd7b179cceee87a43"},
     {file = "darglint-1.7.0.tar.gz", hash = "sha256:e49b36ac9b4272a9a988b508d23e9f31c29f80a5fc030f1023b46740b5deab31"},
 ]
+dataclasses = [
+    {file = "dataclasses-0.8-py3-none-any.whl", hash = "sha256:0201d89fa866f68c8ebd9d08ee6ff50c0b255f8ec63a71c16fda7af82bb887bf"},
+    {file = "dataclasses-0.8.tar.gz", hash = "sha256:8479067f342acf957dc82ec415d355ab5edb7e7646b90dc6e2fd1d96ad084c97"},
+]
 distlib = [
     {file = "distlib-0.3.1-py2.py3-none-any.whl", hash = "sha256:8c09de2c67b3e7deef7184574fc060ab8a793e7adbb183d942c389c8b13c52fb"},
     {file = "distlib-0.3.1.zip", hash = "sha256:edf6116872c863e1aa9d5bb7cb5e05a022c519a4594dc703843343a9ddd9bff1"},
@@ -720,16 +775,16 @@ filelock = [
     {file = "filelock-3.0.12.tar.gz", hash = "sha256:18d82244ee114f543149c66a6e0c14e9c4f8a1044b5cdaadd0f82159d6a6ff59"},
 ]
 gitdb = [
-    {file = "gitdb-4.0.5-py3-none-any.whl", hash = "sha256:91f36bfb1ab7949b3b40e23736db18231bf7593edada2ba5c3a174a7b23657ac"},
-    {file = "gitdb-4.0.5.tar.gz", hash = "sha256:c9e1f2d0db7ddb9a704c2a0217be31214e91a4fe1dea1efad19ae42ba0c285c9"},
+    {file = "gitdb-4.0.7-py3-none-any.whl", hash = "sha256:6c4cc71933456991da20917998acbe6cf4fb41eeaab7d6d67fbc05ecd4c865b0"},
+    {file = "gitdb-4.0.7.tar.gz", hash = "sha256:96bf5c08b157a666fec41129e6d327235284cca4c81e92109260f353ba138005"},
 ]
 gitpython = [
     {file = "GitPython-3.1.14-py3-none-any.whl", hash = "sha256:3283ae2fba31c913d857e12e5ba5f9a7772bbc064ae2bb09efafa71b0dd4939b"},
     {file = "GitPython-3.1.14.tar.gz", hash = "sha256:be27633e7509e58391f10207cd32b2a6cf5b908f92d9cd30da2e514e1137af61"},
 ]
 identify = [
-    {file = "identify-2.2.0-py2.py3-none-any.whl", hash = "sha256:39c0b110c9d0cd2391b6c38cd0ff679ee4b4e98f8db8b06c5d9d9e502711a1e1"},
-    {file = "identify-2.2.0.tar.gz", hash = "sha256:efbf090a619255bc31c4fbba709e2805f7d30913fd4854ad84ace52bd276e2f6"},
+    {file = "identify-2.2.1-py2.py3-none-any.whl", hash = "sha256:9cc5f58996cd359b7b72f0a5917d8639de5323917e6952a3bfbf36301b576f40"},
+    {file = "identify-2.2.1.tar.gz", hash = "sha256:1cfb05b578de996677836d5a2dde14b3dffde313cf7d2b3e793a0787a36e26dd"},
 ]
 idna = [
     {file = "idna-2.10-py2.py3-none-any.whl", hash = "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"},
@@ -739,6 +794,10 @@ importlib-metadata = [
     {file = "importlib_metadata-1.7.0-py2.py3-none-any.whl", hash = "sha256:dc15b2969b4ce36305c51eebe62d418ac7791e9a157911d58bfb1f9ccd8e2070"},
     {file = "importlib_metadata-1.7.0.tar.gz", hash = "sha256:90bb658cdbbf6d1735b6341ce708fc7024a3e14e99ffdc5783edea9f9b077f83"},
 ]
+importlib-resources = [
+    {file = "importlib_resources-5.1.2-py3-none-any.whl", hash = "sha256:ebab3efe74d83b04d6bf5cd9a17f0c5c93e60fb60f30c90f56265fce4682a469"},
+    {file = "importlib_resources-5.1.2.tar.gz", hash = "sha256:642586fc4740bd1cad7690f836b3321309402b20b332529f25617ff18e8e1370"},
+]
 iniconfig = [
     {file = "iniconfig-1.1.1-py2.py3-none-any.whl", hash = "sha256:011e24c64b7f47f6ebd835bb12a743f2fbe9a26d4cecaa7f53bc4f35ee9da8b3"},
     {file = "iniconfig-1.1.1.tar.gz", hash = "sha256:bc3af051d7d14b2ee5ef9969666def0cd1a000e121eaea580d4a313df4b37f32"},
@@ -799,6 +858,42 @@ nodeenv = [
     {file = "nodeenv-1.5.0-py2.py3-none-any.whl", hash = "sha256:5304d424c529c997bc888453aeaa6362d242b6b4631e90f3d4bf1b290f1c84a9"},
     {file = "nodeenv-1.5.0.tar.gz", hash = "sha256:ab45090ae383b716c4ef89e690c41ff8c2b257b85b309f01f3654df3d084bd7c"},
 ]
+numpy = [
+    {file = "numpy-1.19.5-cp36-cp36m-macosx_10_9_x86_64.whl", hash = "sha256:cc6bd4fd593cb261332568485e20a0712883cf631f6f5e8e86a52caa8b2b50ff"},
+    {file = "numpy-1.19.5-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:aeb9ed923be74e659984e321f609b9ba54a48354bfd168d21a2b072ed1e833ea"},
+    {file = "numpy-1.19.5-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:8b5e972b43c8fc27d56550b4120fe6257fdc15f9301914380b27f74856299fea"},
+    {file = "numpy-1.19.5-cp36-cp36m-manylinux2010_i686.whl", hash = "sha256:43d4c81d5ffdff6bae58d66a3cd7f54a7acd9a0e7b18d97abb255defc09e3140"},
+    {file = "numpy-1.19.5-cp36-cp36m-manylinux2010_x86_64.whl", hash = "sha256:a4646724fba402aa7504cd48b4b50e783296b5e10a524c7a6da62e4a8ac9698d"},
+    {file = "numpy-1.19.5-cp36-cp36m-manylinux2014_aarch64.whl", hash = "sha256:2e55195bc1c6b705bfd8ad6f288b38b11b1af32f3c8289d6c50d47f950c12e76"},
+    {file = "numpy-1.19.5-cp36-cp36m-win32.whl", hash = "sha256:39b70c19ec771805081578cc936bbe95336798b7edf4732ed102e7a43ec5c07a"},
+    {file = "numpy-1.19.5-cp36-cp36m-win_amd64.whl", hash = "sha256:dbd18bcf4889b720ba13a27ec2f2aac1981bd41203b3a3b27ba7a33f88ae4827"},
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+    {file = "numpy-1.19.5.zip", hash = "sha256:a76f502430dd98d7546e1ea2250a7360c065a5fdea52b2dffe8ae7180909b6f4"},
+]
 packaging = [
     {file = "packaging-20.9-py2.py3-none-any.whl", hash = "sha256:67714da7f7bc052e064859c05c595155bd1ee9f69f76557e21f051443c20947a"},
     {file = "packaging-20.9.tar.gz", hash = "sha256:5b327ac1320dc863dca72f4514ecc086f31186744b84a230374cc1fd776feae5"},
@@ -811,6 +906,41 @@ pbr = [
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 ]
+pillow = [
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+    {file = "Pillow-8.1.2-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:f91b50ad88048d795c0ad004abbe1390aa1882073b1dca10bfd55d0b8cf18ec5"},
+    {file = "Pillow-8.1.2-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:5762ebb4436f46b566fc6351d67a9b5386b5e5de4e58fdaa18a1c83e0e20f1a8"},
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+    {file = "Pillow-8.1.2-cp36-cp36m-win32.whl", hash = "sha256:72027ebf682abc9bafd93b43edc44279f641e8996fb2945104471419113cfc71"},
+    {file = "Pillow-8.1.2-cp36-cp36m-win_amd64.whl", hash = "sha256:d1d6bca39bb6dd94fba23cdb3eeaea5e30c7717c5343004d900e2a63b132c341"},
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+    {file = "Pillow-8.1.2-cp37-cp37m-manylinux1_i686.whl", hash = "sha256:89e4c757a91b8c55d97c91fa09c69b3677c227b942fa749e9a66eef602f59c28"},
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+    {file = "Pillow-8.1.2-cp37-cp37m-manylinux2014_aarch64.whl", hash = "sha256:a01da2c266d9868c4f91a9c6faf47a251f23b9a862dce81d2ff583135206f5be"},
+    {file = "Pillow-8.1.2-cp37-cp37m-win32.whl", hash = "sha256:30d33a1a6400132e6f521640dd3f64578ac9bfb79a619416d7e8802b4ce1dd55"},
+    {file = "Pillow-8.1.2-cp37-cp37m-win_amd64.whl", hash = "sha256:71b01ee69e7df527439d7752a2ce8fb89e19a32df484a308eca3e81f673d3a03"},
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+    {file = "Pillow-8.1.2-cp39-cp39-manylinux1_x86_64.whl", hash = "sha256:8565355a29655b28fdc2c666fd9a3890fe5edc6639d128814fafecfae2d70910"},
+    {file = "Pillow-8.1.2-cp39-cp39-manylinux2014_aarch64.whl", hash = "sha256:1940fc4d361f9cc7e558d6f56ff38d7351b53052fd7911f4b60cd7bc091ea3b1"},
+    {file = "Pillow-8.1.2-cp39-cp39-win32.whl", hash = "sha256:46c2bcf8e1e75d154e78417b3e3c64e96def738c2a25435e74909e127a8cba5e"},
+    {file = "Pillow-8.1.2-cp39-cp39-win_amd64.whl", hash = "sha256:aeab4cd016e11e7aa5cfc49dcff8e51561fa64818a0be86efa82c7038e9369d0"},
+    {file = "Pillow-8.1.2-pp36-pypy36_pp73-macosx_10_10_x86_64.whl", hash = "sha256:74cd9aa648ed6dd25e572453eb09b08817a1e3d9f8d1bd4d8403d99e42ea790b"},
+    {file = "Pillow-8.1.2-pp36-pypy36_pp73-manylinux2010_i686.whl", hash = "sha256:e5739ae63636a52b706a0facec77b2b58e485637e1638202556156e424a02dc2"},
+    {file = "Pillow-8.1.2-pp36-pypy36_pp73-manylinux2010_x86_64.whl", hash = "sha256:903293320efe2466c1ab3509a33d6b866dc850cfd0c5d9cc92632014cec185fb"},
+    {file = "Pillow-8.1.2-pp37-pypy37_pp73-macosx_10_10_x86_64.whl", hash = "sha256:5daba2b40782c1c5157a788ec4454067c6616f5a0c1b70e26ac326a880c2d328"},
+    {file = "Pillow-8.1.2-pp37-pypy37_pp73-manylinux2010_i686.whl", hash = "sha256:1f93f2fe211f1ef75e6f589327f4d4f8545d5c8e826231b042b483d8383e8a7c"},
+    {file = "Pillow-8.1.2-pp37-pypy37_pp73-manylinux2010_x86_64.whl", hash = "sha256:6efac40344d8f668b6c4533ae02a48d52fd852ef0654cc6f19f6ac146399c733"},
+    {file = "Pillow-8.1.2-pp37-pypy37_pp73-win32.whl", hash = "sha256:f36c3ff63d6fc509ce599a2f5b0d0732189eed653420e7294c039d342c6e204a"},
+    {file = "Pillow-8.1.2.tar.gz", hash = "sha256:b07c660e014852d98a00a91adfbe25033898a9d90a8f39beb2437d22a203fc44"},
+]
 pluggy = [
     {file = "pluggy-0.13.1-py2.py3-none-any.whl", hash = "sha256:966c145cd83c96502c3c3868f50408687b38434af77734af1e9ca461a4081d2d"},
     {file = "pluggy-0.13.1.tar.gz", hash = "sha256:15b2acde666561e1298d71b523007ed7364de07029219b604cf808bfa1c765b0"},
@@ -832,8 +962,8 @@ pygments = [
     {file = "Pygments-2.8.1.tar.gz", hash = "sha256:2656e1a6edcdabf4275f9a3640db59fd5de107d88e8663c5d4e9a0fa62f77f94"},
 ]
 pylint = [
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-    {file = "pylint-2.7.2.tar.gz", hash = "sha256:0e21d3b80b96740909d77206d741aa3ce0b06b41be375d92e1f3244a274c1f8a"},
+    {file = "pylint-2.7.4-py3-none-any.whl", hash = "sha256:209d712ec870a0182df034ae19f347e725c1e615b2269519ab58a35b3fcbbe7a"},
+    {file = "pylint-2.7.4.tar.gz", hash = "sha256:bd38914c7731cdc518634a8d3c5585951302b6e2b6de60fbb3f7a0220e21eeee"},
 ]
 pyparsing = [
     {file = "pyparsing-2.4.7-py2.py3-none-any.whl", hash = "sha256:ef9d7589ef3c200abe66653d3f1ab1033c3c419ae9b9bdb1240a85b024efc88b"},
@@ -854,18 +984,26 @@ pyyaml = [
     {file = "PyYAML-5.4.1-cp27-cp27mu-manylinux1_x86_64.whl", hash = "sha256:bb4191dfc9306777bc594117aee052446b3fa88737cd13b7188d0e7aa8162185"},
     {file = "PyYAML-5.4.1-cp36-cp36m-macosx_10_9_x86_64.whl", hash = "sha256:6c78645d400265a062508ae399b60b8c167bf003db364ecb26dcab2bda048253"},
     {file = "PyYAML-5.4.1-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:4e0583d24c881e14342eaf4ec5fbc97f934b999a6828693a99157fde912540cc"},
+    {file = "PyYAML-5.4.1-cp36-cp36m-manylinux2014_aarch64.whl", hash = "sha256:72a01f726a9c7851ca9bfad6fd09ca4e090a023c00945ea05ba1638c09dc3347"},
+    {file = "PyYAML-5.4.1-cp36-cp36m-manylinux2014_s390x.whl", hash = "sha256:895f61ef02e8fed38159bb70f7e100e00f471eae2bc838cd0f4ebb21e28f8541"},
     {file = "PyYAML-5.4.1-cp36-cp36m-win32.whl", hash = "sha256:3bd0e463264cf257d1ffd2e40223b197271046d09dadf73a0fe82b9c1fc385a5"},
     {file = "PyYAML-5.4.1-cp36-cp36m-win_amd64.whl", hash = "sha256:e4fac90784481d221a8e4b1162afa7c47ed953be40d31ab4629ae917510051df"},
     {file = "PyYAML-5.4.1-cp37-cp37m-macosx_10_9_x86_64.whl", hash = "sha256:5accb17103e43963b80e6f837831f38d314a0495500067cb25afab2e8d7a4018"},
     {file = "PyYAML-5.4.1-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:e1d4970ea66be07ae37a3c2e48b5ec63f7ba6804bdddfdbd3cfd954d25a82e63"},
+    {file = "PyYAML-5.4.1-cp37-cp37m-manylinux2014_aarch64.whl", hash = "sha256:cb333c16912324fd5f769fff6bc5de372e9e7a202247b48870bc251ed40239aa"},
+    {file = "PyYAML-5.4.1-cp37-cp37m-manylinux2014_s390x.whl", hash = "sha256:fe69978f3f768926cfa37b867e3843918e012cf83f680806599ddce33c2c68b0"},
     {file = "PyYAML-5.4.1-cp37-cp37m-win32.whl", hash = "sha256:dd5de0646207f053eb0d6c74ae45ba98c3395a571a2891858e87df7c9b9bd51b"},
     {file = "PyYAML-5.4.1-cp37-cp37m-win_amd64.whl", hash = "sha256:08682f6b72c722394747bddaf0aa62277e02557c0fd1c42cb853016a38f8dedf"},
     {file = "PyYAML-5.4.1-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:d2d9808ea7b4af864f35ea216be506ecec180628aced0704e34aca0b040ffe46"},
     {file = "PyYAML-5.4.1-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:8c1be557ee92a20f184922c7b6424e8ab6691788e6d86137c5d93c1a6ec1b8fb"},
+    {file = "PyYAML-5.4.1-cp38-cp38-manylinux2014_aarch64.whl", hash = "sha256:fd7f6999a8070df521b6384004ef42833b9bd62cfee11a09bda1079b4b704247"},
+    {file = "PyYAML-5.4.1-cp38-cp38-manylinux2014_s390x.whl", hash = "sha256:bfb51918d4ff3d77c1c856a9699f8492c612cde32fd3bcd344af9be34999bfdc"},
     {file = "PyYAML-5.4.1-cp38-cp38-win32.whl", hash = "sha256:fa5ae20527d8e831e8230cbffd9f8fe952815b2b7dae6ffec25318803a7528fc"},
     {file = "PyYAML-5.4.1-cp38-cp38-win_amd64.whl", hash = "sha256:0f5f5786c0e09baddcd8b4b45f20a7b5d61a7e7e99846e3c799b05c7c53fa696"},
     {file = "PyYAML-5.4.1-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:294db365efa064d00b8d1ef65d8ea2c3426ac366c0c4368d930bf1c5fb497f77"},
     {file = "PyYAML-5.4.1-cp39-cp39-manylinux1_x86_64.whl", hash = "sha256:74c1485f7707cf707a7aef42ef6322b8f97921bd89be2ab6317fd782c2d53183"},
+    {file = "PyYAML-5.4.1-cp39-cp39-manylinux2014_aarch64.whl", hash = "sha256:d483ad4e639292c90170eb6f7783ad19490e7a8defb3e46f97dfe4bacae89122"},
+    {file = "PyYAML-5.4.1-cp39-cp39-manylinux2014_s390x.whl", hash = "sha256:fdc842473cd33f45ff6bce46aea678a54e3d21f1b61a7750ce3c498eedfe25d6"},
     {file = "PyYAML-5.4.1-cp39-cp39-win32.whl", hash = "sha256:49d4cdd9065b9b6e206d0595fee27a96b5dd22618e7520c33204a4a3239d5b10"},
     {file = "PyYAML-5.4.1-cp39-cp39-win_amd64.whl", hash = "sha256:c20cfa2d49991c8b4147af39859b167664f2ad4561704ee74c1de03318e898db"},
     {file = "PyYAML-5.4.1.tar.gz", hash = "sha256:607774cbba28732bfa802b54baa7484215f530991055bb562efbed5b2f20a45e"},
@@ -918,8 +1056,8 @@ requests = [
     {file = "requests-2.25.1.tar.gz", hash = "sha256:27973dd4a904a4f13b263a19c866c13b92a39ed1c964655f025f3f8d3d75b804"},
 ]
 rich = [
-    {file = "rich-9.13.0-py3-none-any.whl", hash = "sha256:9004f6449c89abadf689dad6f92393e760b8c3a8a8c4ea6d8d474066307c0e66"},
-    {file = "rich-9.13.0.tar.gz", hash = "sha256:d59e94a0e3e686f0d268fe5c7060baa1bd6744abca71b45351f5850a3aaa6764"},
+    {file = "rich-10.0.0-py3-none-any.whl", hash = "sha256:01b3fcc305ae71b9ade4a645b6e371d395c6cd9ba52dcf180bfba69ef05c13b5"},
+    {file = "rich-10.0.0.tar.gz", hash = "sha256:4674bd3056a72bb282ad581e3f8092dc110cdcc456b5ba76e34965cb85a69724"},
 ]
 safety = [
     {file = "safety-1.10.3-py2.py3-none-any.whl", hash = "sha256:5f802ad5df5614f9622d8d71fedec2757099705c2356f862847c58c6dfe13e84"},
@@ -934,8 +1072,8 @@ six = [
     {file = "six-1.15.0.tar.gz", hash = "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"},
 ]
 smmap = [
-    {file = "smmap-3.0.5-py2.py3-none-any.whl", hash = "sha256:7bfcf367828031dc893530a29cb35eb8c8f2d7c8f2d0989354d75d24c8573714"},
-    {file = "smmap-3.0.5.tar.gz", hash = "sha256:84c2751ef3072d4f6b2785ec7ee40244c6f45eb934d9e543e2c51f1bd3d54c50"},
+    {file = "smmap-4.0.0-py2.py3-none-any.whl", hash = "sha256:a9a7479e4c572e2e775c404dcd3080c8dc49f39918c2cf74913d30c4c478e3c2"},
+    {file = "smmap-4.0.0.tar.gz", hash = "sha256:7e65386bd122d45405ddf795637b7f7d2b532e7e401d46bbe3fb49b9986d5182"},
 ]
 snowballstemmer = [
     {file = "snowballstemmer-2.1.0-py2.py3-none-any.whl", hash = "sha256:b51b447bea85f9968c13b650126a888aabd4cb4463fca868ec596826325dedc2"},
@@ -998,6 +1136,9 @@ urllib3 = [
     {file = "urllib3-1.26.4-py2.py3-none-any.whl", hash = "sha256:2f4da4594db7e1e110a944bb1b551fdf4e6c136ad42e4234131391e21eb5b0df"},
     {file = "urllib3-1.26.4.tar.gz", hash = "sha256:e7b021f7241115872f92f43c6508082facffbd1c048e3c6e2bb9c2a157e28937"},
 ]
+urwid = [
+    {file = "urwid-2.1.2.tar.gz", hash = "sha256:588bee9c1cb208d0906a9f73c613d2bd32c3ed3702012f51efe318a3f2127eae"},
+]
 virtualenv = [
     {file = "virtualenv-20.4.3-py2.py3-none-any.whl", hash = "sha256:83f95875d382c7abafe06bd2a4cdd1b363e1bb77e02f155ebe8ac082a916b37c"},
     {file = "virtualenv-20.4.3.tar.gz", hash = "sha256:49ec4eb4c224c6f7dd81bb6d0a28a09ecae5894f4e593c89b0db0885f565a107"},
diff --git a/pyproject.toml b/pyproject.toml
index d1444fb..6a67403 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,28 +32,32 @@ classifiers = [  # Update me
 "ansify" = "ansify.__main__:app"
 
 [tool.poetry.dependencies]
-python = "^3.7"
+python = "^3.6.9"
 importlib_metadata = {version = "^1.6.0", python = "<3.8"}
 typer = {extras = ["all"], version = "^0.3.2"}
-rich = "^9.8.2"
+rich = "^10.0.0"
+Pillow = "^8.1.2"
+numpy = "^1.19.5"
+requests = "^2.25.1"
+urwid = "^2.1.2"
 
 [tool.poetry.dev-dependencies]
-darglint = "^1.5.8"
-isort = "^5.7.0"
-pyupgrade = "^2.7.4"
+darglint = "^1.7.0"
+isort = "^5.8.0"
+pyupgrade = "^2.11.0"
 black = "^20.8b1"
 mypy = "^0.790"
 bandit = "^1.7.0"
 safety = "^1.10.3"
-pytest = "^6.2.1"
-pylint = "^2.6.0"
+pytest = "^6.2.2"
+pylint = "^2.7.4"
 pydocstyle = "^5.1.1"
-pre-commit = "^2.9.3"
+pre-commit = "^2.11.1"
 
 [tool.black]
 # https://github.com/psf/black
-line-length = 80
-target-version = ["py37"]
+line-length = 120
+target-version = ["py36"]
 
 [tool.isort]
 # https://github.com/timothycrosley/isort/
@@ -65,4 +69,4 @@ multi_line_output = 3
 indent = 4
 force_grid_wrap = 0
 use_parentheses = true
-line_length = 80
+line_length = 120