List row links to update or read page based on permissions
Chackbox column has apropriate width
Replaced actions select with button dropdown.
Updated tests
fixes #172
Trying to fix issue #173.

Every block is finished with it's own name.
Rename constants module to settings
Merge pull request #176 from audreyr/constants-to-settings-175

Rename constants module to settings
Fix merge conflict. Remove extrajs block.
Add @paurosello for fixing #173 (ending template blocks).
Merge pull request #177 from audreyr/develop

Merge in @paurosello's commit
Merge branch 'modellist-170' of git://github.com/ludw/django-admin2 into ludw-modellist-170
German to English :wink:
Fix for Issue #178
If an action is selected and no objects are selected the message "Items must be selected in order to perform actions on them. No items have been changed." is displayed instead of the user being sent to Action confirmation screen.
Merge branch 'drop_down_fires_nothing_selected' of git://github.com/waustin/django-admin2 into waustin-drop_down_fires_nothing_selected
Test fixes
Update AUTHORS.rst