* get rid of contraproductive Ctrl-W to close a tab. Replaced that
  wieht Ctrl-Shift-W. Use nano in qterminal and try to search. You
  will see, what i mean ...
* it takes a horizontal ruler to tile a terminal vertically and
  vice versa
* make border of active terminal a litte bit thinner 3px -> 2px
Merge pull request #22 from siduction-org/master

Fix some glitches in shortcuts and split-handling