HOVER: swipe right to dismiss only from hover anb left to dismiss from all (hover, status bar and notfication drawer)

- Minor change since all code was done by @kufikugel in Slim Head Up and the method was already changed by me to fit their code.
Again a BIG thanks to him!

Change-Id: I688970e2013ca899bb050c61d2f7cea299298cd9
Merge remote-tracking branch 'cr/cm-11.0' into kk