#49 Make Mac dmg better looking

src/scripts/mkmacdmg.sh

@@ -29,7 +29,7 @@ rm -f artifacts/rw* >/dev/null 2>&1
 cp ../zcash/src/zcashd zec-qt-wallet.app/Contents/MacOS/
 $QT_PATH/bin/macdeployqt zec-qt-wallet.app 
 
-create-dmg --volname "zec-qt-wallet-v0.3.0" --volicon "res/logo.icns" --window-pos 200 120 --icon "zec-qt-wallet.app" 200 190 --app-drop-link 600 185 --hide-extension "zec-qt-wallet.app"  --window-size 800 400 artifacts/zec-qt-wallet.dmg zec-qt-wallet.app >/dev/null
+create-dmg --volname "zec-qt-wallet-v0.3.0" --volicon "res/logo.icns" --window-pos 200 120 --icon "zec-qt-wallet.app" 200 190  --app-drop-link 600 185 --hide-extension "zec-qt-wallet.app"  --window-size 800 400 --hdiutil-quiet --background res/dmgbg.png  artifacts/zec-qt-wallet.dmg zec-qt-wallet.app >/dev/null
 
 mv artifacts/zec-qt-wallet.dmg artifacts/MacOS-zec-qt-wallet-v$APP_VERSION.dmg