Up grape version. Fix issue with raw content being escaped

Gemfile

@@ -41,8 +41,8 @@ gem "gitlab-gollum-lib", "~> 1.0.0", require: 'gollum-lib'
 gem "github-linguist", require: "linguist"
 
 # API
-gem "grape", "~> 0.3.1"
-gem "grape-entity", "~> 0.2.0"
+gem "grape", "~> 0.4.1"
+gem "grape-entity", "~> 0.3.0"
 
 # Format dates and times
 # based on human-friendly examples

Gemfile.lock

@@ -173,7 +173,7 @@ GEM
     gon (4.1.0)
       actionpack (>= 2.3.0)
       json
-    grape (0.3.1)
+    grape (0.4.1)
       activesupport
       builder
       hashie (>= 1.2.0)
@@ -183,7 +183,7 @@ GEM
       rack-accept
       rack-mount
       virtus
-    grape-entity (0.2.0)
+    grape-entity (0.3.0)
       activesupport
       multi_json (>= 1.3.2)
     growl (1.0.3)
@@ -528,8 +528,8 @@ DEPENDENCIES
   gitlab_meta (= 5.0)
   gitlab_omniauth-ldap (= 1.0.2)
   gon
-  grape
-  grape-entity
+  grape (~> 0.4.1)
+  grape-entity (~> 0.3.0)
   growl
   guard-rspec
   guard-spinach

lib/api/repositories.rb

@@ -124,6 +124,8 @@ module API
         blob = Gitlab::Git::Blob.new(repo, commit.id, ref, params[:filepath])
         not_found! "File" unless blob.exists?
 
+        env['api.format'] = :txt
+
         content_type blob.mime_type
         present blob.data
       end