small fixes
Merge branch 'master' of https://github.com/mwagnurr/ToDoMorrow
changes in GoalOverview (value fetching for graph)

changes in TaskDAO
Merge branch 'master' of https://github.com/mwagnurr/ToDoMorrow

Conflicts:
	src/com/lnu/todomorrow/GoalOverview.java
	src/com/lnu/todomorrow/dao/TaskDAO.java
small changes/fixes

changes in goaloverview (still under construction)