DEBUG: try to fix icons problem on HDPI screens
try fix button icon size
try drawPixmap within an rect
tmp
implementation of isHighDPI for cocoa
subst fontawesome icons with png icons

fontwsome icons do not work in retina display
use proper repo icon for hdpi
update repo icon
remove fontawesome icon in server status dialog
fixed tab content border when focused
export 2x repo icon from svg to test hdpi
[third_party] port latest changes from QtAwesome
fix a typo
port to qt5
[build] enhance genapp.sh
qmake: fix linux build
[build] cmake build support for qt5