ImageEnlarge does not extend Basic_Image, so deleting cache for useParentImage was not called

Do not merge into 3.0 ;-)
added missing admin.php for headlines component
only set html body if one exists
Change Piwik tracking code to asynchronous mode
add ProgressBar iterator, make ConsoleProgressBar inherit from it

allows other adapters to be used
add some debug output, commented out
implemented _sendHeader so you can easily overwrite it
Merge branch '3.1' into 3.2

Conflicts:
	Kwf/Component/Abstract/ContentSender/Default.php
fix test, html isoptional
remove tests that break from time to time
remove tests that break from time to time
Merge branch '1.8' into 1.9
Merge branch '1.9' into 1.11
Merge branch '1.11' into 2.0

Conflicts:
	tests/Vpc/FormStatic/bootstrap.sql
Merge branch '2.0' into 2.1
Merge remote branch 'origin/2.1' into 3.0

Conflicts:
	Kwc/Abstract/Image/Component.php
Merge branch '3.0' into 3.1
Merge branch '3.1' into 3.2
implement confirm mail that gets sent to user filling out the form
Kwc/Directories/Item/Directory/Trl/Generator takes now the correct sort of the Master generator