.gitignore in casino-1.3.2 vs .gitignore in casino-2.0.0

@@ -17,9 +17,12 @@
 
 /coverage
 
 /pkg
 
+# http://yehudakatz.com/2010/12/16/clarifying-the-roles-of-the-gemspec-and-gemfile/
+/Gemfile.lock
+
 # Dummy application crap
 /spec/dummy/log/*.log
 /spec/dummy/tmp
 /spec/dummy/db/*.sqlite3