OZP-606: Theme for default theme

- changing to light text on dark background for now
OZP-608: Developer tests in Firefox 3.6, Firefox 17, IE 7, and IE 9

- fix where paneType wasn't being cached which led to dashboard
designer to not divide correctly
OZP-262: Create unit tests

- refactor sporadically breaking tests
OZP-606: Theme for default theme

define drop background in dashboard