Fix for bug introduced with #1378
Seems the path for the Edit Config button perhaps shouldn't be an abolute one.
At least, the page renders agan and as this twig is replaced soon anyway...
Merge pull request #1465 from rarila/bugfix-extension-twig

Fix for bug introduced with #1378
Refactured stack template
- Moved into folder
- Split into full/list/minimal template
- added some docu
- macro for usage as sidebar panel
_page.twig now lives in twig/_base/
panel-news.twig (formerly dashboard-news) uses the panel baseclass
panel-stack.twig (formerly stack-full) uses the panel baseclass
panel-activity.twig (formerly dashboard-activity) uses the panel baseclass
Refactored lastmodified panel
Refactored Actions for contenttype in related to panel
Refactored Actions for contenttype in overview to panel
Refactored actions for users to panel
Just a few file renames
Merge pull request #1466 from rarila/ui-work-4

Ui work 4