ShiftType completion

Backups sorted and better names
Withdrawals and WithdrawalDatabase removed
Special hours are shown per week
merge

Merge branch 'master' of https://github.com/remmaa/AppieTijden

Conflicts:
	res/menu/contextual.xml
	res/values/colors.xml
	res/values/strings.xml
	src/com/mkvld/appietijdenv2/data/Shift.java
	src/com/mkvld/appietijdenv2/databases/ShiftDatabase.java
	src/com/mkvld/appietijdenv2/fragments/WeekViewFragment.java