.gitignore in bubbles-rest-client-0.5.0 vs .gitignore in bubbles-rest-client-0.6.0

@@ -41,5 +41,8 @@
 # unless supporting rvm < 1.11.0 or doing something fancy, ignore this:
 .rvmrc
 
 # Ignore RubyMine files
 .idea/**
+
+# Ignore Gemfile.lock because this is a gem
+Gemfile.lock