Added new Feature (Add practise to triningday)
Changed notifications to Supertoast
GUI Update Slidingmenu
Changed Newday Site
GUI - Tweaked Slidemenu a little bit
BUGFIX - Adding a new training now should work without errors or bugs
Tweaked Press & Hold Buttons in New Day
Updated Manifest and Changelog
Merge branch 'dev'

Conflicts:
	Kraftsporttagebuch/src/com/kraftsporttagebuch/ui/NewDayFragment.java