Remove BundleCheck post-checkout hook

This hook presents a problem in a few edge cases where rebasing with
could cause unfortunate merge conflicts to occur.

Running this as a post-checkout hook is probably a bit overzealous.
Remove it since the pre-commit hook should provide plenty of protection.

Change-Id: I4be1572474a177c5cdfa859d512a0a4f786e5716
Reviewed-on: http://gerrit.causes.com/41206
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane.dasilva@brigade.com>

Author: sds

CHANGELOG.md

@@ -12,6 +12,7 @@
   applied, the hook runner would silently fail
 * Prevent stack traces from appearing during early interrupt before Overcommit
   has loaded its code
+* Remove `BundleCheck` post-checkout hook as it was a bit overzealous
 
 ## 0.15.0
 

config/default.yml

@@ -21,12 +21,6 @@ PostCheckout:
   ALL:
     required: false
     quiet: false
-  BundleCheck:
-    description: 'Checking Gemfile dependencies'
-    include:
-      - 'Gemfile'
-      - 'Gemfile.lock'
-      - '*.gemspec'
   IndexTags:
     description: 'Generating tags file from source'
     enabled: false