Merge branch 'develop' into 7.x-2.x

* develop:
  Class attribute in a tag must be an array, not a string.
Merge branch 'release/7.x-2.x-alpha2' into 7.x-2.x

* release/7.x-2.x-alpha2:
  removing unused README
  Access callback to only allow "administer site configuration" access.
  Add failing test for issue #51.
Merge branch 'release/alpha2.1' into 7.x-2.x

* release/alpha2.1:
  Add access parameter to menu-item.
  User should not be able to access content without "access content" perm
Added simpletest test for tagadelic_taxonomy for block support #55
added block support as per #55
Merge branch 'feature/block' into develop

* feature/block:
  added block support as per #55
  Added simpletest test for tagadelic_taxonomy for block support #55