Update gitlab_git (CVE-2013-4489)

Gemfile

@@ -23,7 +23,7 @@ gem 'omniauth-github'
 # Extracting information from a git repository
 # Provide access to Gitlab::Git library
-gem 'gitlab_git', '~> 1.3.0'
+gem 'gitlab_git', '~> 1.3.1'
 # Ruby/Rack Git Smart-HTTP Server Handler
 gem 'gitlab-grack', '~> 1.0.1', require: 'grack'

Gemfile.lock

@@ -167,7 +167,7 @@ GEM
       stringex (~> 1.5.1)
     gitlab-grack (1.0.1)
       rack (~> 1.4.1)
-    gitlab-grit (2.5.1)
+    gitlab-grit (2.5.2)
       charlock_holmes (~> 0.6.9)
       diff-lcs (~> 1.1)
       mime-types (~> 1.15)
@@ -175,10 +175,10 @@ GEM
     gitlab-pygments.rb (0.3.2)
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.1.0)
-    gitlab_git (1.3.0)
+    gitlab_git (1.3.1)
       activesupport (~> 3.2.13)
       github-linguist (~> 2.3.4)
-      gitlab-grit (~> 2.5.1)
+      gitlab-grit (~> 2.5.2)
     gitlab_meta (5.0)
     gitlab_omniauth-ldap (1.0.3)
       net-ldap (~> 0.3.1)
@@ -566,7 +566,7 @@ DEPENDENCIES
   gitlab-gollum-lib (~> 1.0.0)
   gitlab-grack (~> 1.0.1)
   gitlab-pygments.rb (~> 0.3.2)
-  gitlab_git (~> 1.3.0)
+  gitlab_git (~> 1.3.1)
   gitlab_meta (= 5.0)
   gitlab_omniauth-ldap (= 1.0.3)
   gon