Fix bug when changes to post-receive worker was not dumped properly

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Author: dzaporozhets

CHANGELOG

@@ -1,3 +1,6 @@
+v2.0.1
+ - Send post-receive changes to redis as a string instead of array 
+
 v2.0.0
  - Works with GitLab v7.3+
  - Replace raise with abort when checking path to prevent path exposure

VERSION

@@ -1 +1 @@
-2.0.0
+2.0.1

lib/gitlab_post_receive.rb

@@ -7,7 +7,7 @@ class GitlabPostReceive
  def initialize(repo_path, actor, changes)
  @config = GitlabConfig.new
  @repo_path, @actor = repo_path.strip, actor
- @changes = changes.lines
+ @changes = changes
  end
 
  def exec