.gitignore in ruby_odata-0.1.3 vs .gitignore in ruby_odata-0.1.4

@@ -8,15 +8,19 @@
 pkg/*
 doc/*
 *.gem
 .bundle
 Gemfile.lock
+Gemfile.*.lock
 pkg/*
 test/applicationhost.config
 .rvmrc
+.ruby-version
+.ruby-gemset
 .DS_Store
 *ReSharper*
 *.suo
 obj
 *.pdb
 test/RubyODataService/RubyODataService/bin/*.xml
 test/RubyODataService/RubyODataService/App_Data/*.sdf
+coverage/*