.gitignore in rev-api-2.2.1 vs .gitignore in rev-api-2.3.0

- old
+ new

@@ -13,9 +13,10 @@
 spec/reports
 test/tmp
 test/version_tmp
 tmp
 doc
+.coveralls.yml
 
 # YARD artifacts
 .yardoc
 _yardoc