Reverting b0db064d09 now we have a better way to test these attributes

.gitattributes

@@ -1 +0,0 @@
-Gemfile.lock linguist-generated=false

.gitignore

@@ -1,3 +1,4 @@
+Gemfile.lock
 .bundle/
 vendor/
 benchmark/

Gemfile.lock

@@ -1,45 +0,0 @@
-PATH
-  remote: .
-  specs:
-    github-linguist (3.2.0b1)
-      charlock_holmes (~> 0.7.3)
-      escape_utils (~> 1.0.1)
-      mime-types (~> 1.19)
-      pygments.rb (~> 0.6.0)
-
-GEM
-  remote: https://rubygems.org/
-  specs:
-    charlock_holmes (0.7.3)
-    coderay (1.1.0)
-    escape_utils (1.0.1)
-    json (1.8.1)
-    metaclass (0.0.4)
-    method_source (0.8.2)
-    mime-types (1.25.1)
-    mocha (1.1.0)
-      metaclass (~> 0.0.1)
-    posix-spawn (0.3.9)
-    pry (0.10.1)
-      coderay (~> 1.1.0)
-      method_source (~> 0.8.1)
-      slop (~> 3.4)
-    pygments.rb (0.6.0)
-      posix-spawn (~> 0.3.6)
-      yajl-ruby (~> 1.1.0)
-    rake (10.3.2)
-    rugged (0.21.1b1)
-    slop (3.6.0)
-    yajl-ruby (1.1.0)
-
-PLATFORMS
-  ruby
-
-DEPENDENCIES
-  github-linguist!
-  json
-  mocha
-  pry
-  rake
-  rugged (= 0.21.1b1)
-  yajl-ruby