Change icons, logos and artwork for 2.6 builds on macOS

osx/settings.py

@@ -0,0 +1,25 @@
+import os
+
+# This is the settings file for building the DMG. Run dmgbuild like so:
+#  $ dmgbuild -s dmg-settings.py -D size=<size>,app=<path/to/OpenLP.app> "OpenLP" OpenLP-{version}.dmg
+
+HERE = os.getcwd()
+
+format = 'UDBZ'
+size = '600M'
+files = [defines.get('app', '/Applications/OpenLP.app')]
+symlinks = { 'Applications': '/Applications' }
+badge_icon = os.path.join(HERE, 'OpenLP.icns')
+icon_locations = {
+    'OpenLP.app': (130, 110),
+    'Applications': (400, 110)
+}
+background = os.path.join(HERE, 'OpenLP-Background.tiff')
+window_rect = ((100, 100), (530, 360))
+default_view = 'icon-view'
+show_icon_preview = False
+arrange_by = None
+grid_offset = (0, 0)
+label_pos = 'bottom' # or 'right'
+text_size = 16
+icon_size = 128