taskbar item try
next try to fix the bug under win 8
try to fix #1275, moving max window with ctrl+win+left/right
remove unused
revert fix for #1275, should be added in a separate branch
Merge pull request #1279 from MahApps/punker76-windowchrome-taskbar-item-win8-shit

fix for MetroWindow taskbar icon disabled when minimize button click event