Updated .pro file so qmake can link with user32.lib. Also added linking with imgproc.lib
Changed platform toolset to MSVS 2012

Signed-off-by: lolportal <fpalta90@gmail.com>
bringing main window to top is now a separate function.
Added resize_in_place.cpp for resizeInPlace function

Signed-off-by: lolportal <fpalta90@gmail.com>