Update README

Added links to TrialData.jl and example notebook.

Author: bagibence

README.md

@@ -1,9 +1,14 @@
 # PyalData
 Repository for the Python implementation of the [TrialData](https://github.com/NeuralAnalysis/TrialData) analysis library.
 
+For a Julia port, see [TrialData.jl](https://github.com/bagibence/TrialData.jl).
+
 ## Installation
 ```
 git clone https://github.com/NeuralAnalysis/PyalData.git
 cd PyalData
 pip install -e .
 ```
+
+## Example use
+For a quick intro to some basic functionality, see the [example notebook](pyaldata_demo.ipynb).