update changelog
fix code display in changelog
Add section about on_unauthorized_access option for use with CanCan
Fixed Issue number

`redirect_to :back` won't work if there's no referer, so I don't think it's a good example to give.
Merge pull request #2462 from monfresh/patch-1

Add documentation about on_unauthorized_access option for use with CanCan
Add form semantic_errors usage to documentation

Document the semantic_errors ability added in Pull request #905

https://github.com/gregbell/active_admin/pull/905
remove extra line
renames plugin namespace to ActiveAdmin, closes #2330

	# renames plugin namespace to ActiveAdmin
Added Gittip badge to the README
get gittip badge linking properly
Add AuthorizationAdapter documentation to initializer
Updated czech locale
Merge pull request #2472 from romansklenar/patch-2

Updated czech translation
Fixes undefined local variable or method `project' on index view
Update _flash_messages.css.scss
Merge pull request #2478 from Fivell/master

Update _flash_messages.css.scss
get tests passing for Devise 3.1

More details: http://blog.plataformatec.com.br/2013/08/devise-3-1-now-with-more-secure-defaults/
Merge pull request #2466 from madeindata/add-semantic-errors-to-documentation

Add form semantic_errors usage to documentation
shorten gem description in README
Merge branch '2330_replace_aa_plugin_namespace' of https://github.com/chrp/active_admin

Conflicts:
	lib/generators/active_admin/assets/templates/3.0/active_admin.js