Add: now you can add cost in hour to a task
Add: in the tasklist, milestone list and in the project overview you
will now see a target-performance comparison
Bug: in the task list now the new task form is shown, even if you did
not save an edit form
added .gitignore
added config.php.tmp which is the template for config.php
Merge remote branch 'private/master'

Conflicts:
	VORLAGEN/dbchanges.sql
Merge remote branch 'private/master'