StatusBar with zoom/color/position information
user can display infor mation in statusbar with cvDisplayStatusBar(window,text,delay_ms)

- fix c++ wrapper
- fix compilation bugs

- fix c++ wrapper
- rename cvInformation in cvDisplayOverlay

Fixed memory leak
Disable QT by default

Fixed bugs indicated by Vadim

Shortcut for zoom (CTRL + and CTRL - for zoomin/out, CTRL Left/Right/Up/Down for panning, CTRL P for zoom = 1)
Fix bug with key event

release

Mouse callback return correct value during zoom/panning
Window overview in zoom mode done !

Mouse callback return correct value during zoom/panning

use inv matrix for Zoom in/out for better result
Fix some bugs with zoom/panning

-Fullscreen
-Change Autoresize dynamically (after windows are created)
-Zoom on mouse location (with wheel)
-Panning by click'ndrag posible after zooming

Zoom function done, working on panning now (weel enable it)
Fixed mouse coordinate bugs

Fullscreen done
change autoresize dynamically done