Allow maximizing horizontally or vertically by double-clicking the Top, bottom,
left or right edge of a window.
Put the rest of  redirect window types into the top window group
Make meta_screen_get_mouse_window public
Merge pull request #65 from luyikei/fix-japanese-input-problem

Put the rest of  override redirect window types into the top window group, fix Japanese Input Problem.
Merge pull request #72 from dalcde/desklet-fix

Make meta_screen_get_mouse_window public
Merge pull request #60 from mtwebster/max-hor-vert

Allow maximizing horizontally or vertically by double-clicking the Top, ...
Merge branch 'master' of https://github.com/linuxmint/muffin