Ruby 1.8 patch#5

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adamgibbins wants to merge 2 commits intoquasor:masterfrom

adamgibbins:master

Commits on May 21, 2012

Fixes #2, alters usage of round() to support Ruby 1.8.
adamgibbins
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Commits on May 22, 2012

Require rubygems to ensure its loaded prior to searching for eventmachine etc
adamgibbins
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