Added 160 and 640 DPI constants
added new DPI buckets as valid ones to use.
update size of busy cursor for new DPI buckets
Added 160 and 640 support to multi dpi bitmaps
Added new 160 and 640 dpi tests
updated existing test to also test new 160 and 640 dpi
Added 160 and 640 dpi CSS
Added 160 and 640 dpi draft AS skins
added missing test
fix errors in draft files
fix 480 dpi bitmap source
Dummy 120 and 640 dpi skins. 120 is just a copy of the 240 skins and 640 a copy of the 320 skins.
fix 160/480 path names
fix 120 path names
New skin assets for 120dpi and 640dpi
support 120 and 640 dpi in mustella tests
fix tests for 120 an 640 dpi
added missing 640 dpi code
added extra dpi tests for 160 and 640 dpi
added extra dpi tests for 160 and 640 dpi