scrolling now fuces the current folder at the center
fix segfault for uneven height
fix segfault if count < height
do complete vector wraparound in global.h
nice scrolling in message view
correctly set highlited row
Merge remote-tracking branch 'origin/nicerScrolling' into nicerScrolling
enable wraparound for messages
comment changes fix last segfault corner case
Merge branch 'nicerScrolling' of https://github.com/kain88-de/lumail into kain88-de-nicerScrolling