Revert "Merge branch 'git_hook_messages'"

At least the following things were broken:
- missing require for 'gitlab_access_status' in lib/gitlab_net.rb
- gitlabhq master internal API returns 'true' or 'false', gitlab-shell
  expects JSON

This reverts commit 11311a95545f967a5736cd16ab5fc37f7e658519, reversing
changes made to 45444597aef3e434571de2491934ae92357ad231.

1 files changed, 0 insertions, 3 deletions

diff --git a/CHANGELOG b/CHANGELOG
index 2dee545..4748fc2 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,6 +1,3 @@
-v2.4.0
-  - Show error message when git access is rejected
-
 v2.2.0
   - Support for custom hooks (Drew Blessing and Jose Kahan)