Use opal from git

adambeynon · adambeynon · commit 5d06f5b4b778 · 2013-11-25T12:23:28.000Z
diff --git a/Gemfile b/Gemfile
@@ -1,2 +1,4 @@
 source 'https://rubygems.org'
 gemspec
+
+gem 'opal', :github => 'opal/opal'
