Update gitlab_emoji to ~> 0.3.0

Gemfile

@@ -204,7 +204,7 @@ gem 'jquery-turbolinks', '~> 2.1.0'
 gem 'addressable',        '~> 2.3.8'
 gem 'bootstrap-sass',     '~> 3.3.0'
 gem 'font-awesome-rails', '~> 4.2'
-gem 'gitlab_emoji',       '~> 0.2.0'
+gem 'gitlab_emoji',       '~> 0.3.0'
 gem 'gon',                '~> 6.0.1'
 gem 'jquery-atwho-rails', '~> 1.3.2'
 gem 'jquery-rails',       '~> 4.0.0'

Gemfile.lock

@@ -336,7 +336,7 @@ GEM
       ruby-progressbar (~> 1.4)
     gemnasium-gitlab-service (0.2.6)
       rugged (~> 0.21)
-    gemojione (2.1.1)
+    gemojione (2.2.1)
       json
     get_process_mem (0.2.0)
     gherkin-ruby (0.3.2)
@@ -355,8 +355,8 @@ GEM
       diff-lcs (~> 1.1)
       mime-types (~> 1.15)
       posix-spawn (~> 0.3)
-    gitlab_emoji (0.2.0)
-      gemojione (~> 2.1)
+    gitlab_emoji (0.3.1)
+      gemojione (~> 2.2, >= 2.2.1)
     gitlab_git (8.1.0)
       activesupport (~> 4.0)
       charlock_holmes (~> 0.7.3)
@@ -931,7 +931,7 @@ DEPENDENCIES
   github-linguist (~> 4.7.0)
   github-markup (~> 1.3.1)
   gitlab-flowdock-git-hook (~> 1.0.1)
-  gitlab_emoji (~> 0.2.0)
+  gitlab_emoji (~> 0.3.0)
   gitlab_git (~> 8.1)
   gitlab_meta (= 7.0)
   gitlab_omniauth-ldap (~> 1.2.1)