fix .pro
drag&drop - show current widget and set min resize size
fix
Merge branch 'master' of https://github.com/slima4/zgui-qt
merge
fix port for MacOS
merge
Merge remote-tracking branch 'upstream/master'

Conflicts:
	boxwidget.cpp
	mainwindow.ui
	zgui-qt.pro
Merge remote-tracking branch 'upstream/master'
ScenePanel and LayerPanel
Merge pull request #35 from slima4/master

SceneWidget and LayerPanel