.gitignore in rails_best_practices-1.10.1 vs .gitignore in rails_best_practices-1.11.0

@@ -1,9 +1,10 @@
 .DS_STORE
 .*.swp
 pkg/**
 *.gem
 .bundle
+Gemfile.lock
 rdoc/**
 doc/**
 .yardoc/**
 rails_best_practices_output.html