Remove Gemfile.lock from gitignore

.gitignore

@@ -1,3 +1,2 @@
 .bundle/
 pkg/
-Gemfile.lock

Gemfile.lock

@@ -0,0 +1,82 @@
+GEM
+  remote: http://rubygems.org/
+  specs:
+    abstract (1.0.0)
+    actionmailer (3.0.0)
+      actionpack (= 3.0.0)
+      mail (~> 2.2.5)
+    actionpack (3.0.0)
+      activemodel (= 3.0.0)
+      activesupport (= 3.0.0)
+      builder (~> 2.1.2)
+      erubis (~> 2.6.6)
+      i18n (~> 0.4.1)
+      rack (~> 1.2.1)
+      rack-mount (~> 0.6.12)
+      rack-test (~> 0.5.4)
+      tzinfo (~> 0.3.23)
+    activemodel (3.0.0)
+      activesupport (= 3.0.0)
+      builder (~> 2.1.2)
+      i18n (~> 0.4.1)
+    activerecord (3.0.0)
+      activemodel (= 3.0.0)
+      activesupport (= 3.0.0)
+      arel (~> 1.0.0)
+      tzinfo (~> 0.3.23)
+    activeresource (3.0.0)
+      activemodel (= 3.0.0)
+      activesupport (= 3.0.0)
+    activesupport (3.0.0)
+    arel (1.0.1)
+      activesupport (~> 3.0.0)
+    builder (2.1.2)
+    columnize (0.3.1)
+    erubis (2.6.6)
+      abstract (>= 1.0.0)
+    i18n (0.4.1)
+    linecache (0.43)
+    mail (2.2.5)
+      activesupport (>= 2.3.6)
+      mime-types
+      treetop (>= 1.4.5)
+    mime-types (1.16)
+    mocha (0.9.8)
+      rake
+    polyglot (0.3.1)
+    rack (1.2.1)
+    rack-mount (0.6.13)
+      rack (>= 1.0.0)
+    rack-test (0.5.4)
+      rack (>= 1.0)
+    rails (3.0.0)
+      actionmailer (= 3.0.0)
+      actionpack (= 3.0.0)
+      activerecord (= 3.0.0)
+      activeresource (= 3.0.0)
+      activesupport (= 3.0.0)
+      bundler (~> 1.0.0)
+      railties (= 3.0.0)
+    railties (3.0.0)
+      actionpack (= 3.0.0)
+      activesupport (= 3.0.0)
+      rake (>= 0.8.4)
+      thor (~> 0.14.0)
+    rake (0.8.7)
+    ruby-debug (0.10.3)
+      columnize (>= 0.1)
+      ruby-debug-base (~> 0.10.3.0)
+    ruby-debug-base (0.10.3)
+      linecache (>= 0.3)
+    thor (0.14.0)
+    treetop (1.4.8)
+      polyglot (>= 0.3.1)
+    tzinfo (0.3.23)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  mocha
+  rails (= 3.0.0)
+  ruby-debug