.gitignore in deimos-ruby-1.12.4 vs .gitignore in deimos-ruby-1.12.5

@@ -10,10 +10,11 @@
 /spec/examples.txt
 /test/tmp/
 /test/version_tmp/
 /tmp/
 /log/
+Gemfile.lock
 
 # Used by dotenv library to load environment variables.
 # .env
 
 ## Documentation cache and generated files:
@@ -36,6 +37,6 @@
 # unless supporting rvm < 1.11.0 or doing something fancy, ignore this:
 .rvmrc
 
 test.sqlite3
 
-.idea
\ No newline at end of file
+.idea