MOBI-82 - add default body swatch to body element

git-svn-id: http://anonsvn.icesoft.org/repo/icemobile/trunk/icemobile@35582 1de00972-ac04-4911-a46b-06793c8d78d9
MOBI-728 - mobileshowcase - remove date conversion, binding to string

git-svn-id: http://anonsvn.icesoft.org/repo/icemobile/trunk/icemobile@35584 1de00972-ac04-4911-a46b-06793c8d78d9
MOBI-82 - pagePanel - increase precedence of no-footer,no-header padding rules

git-svn-id: http://anonsvn.icesoft.org/repo/icemobile/trunk/icemobile@35585 1de00972-ac04-4911-a46b-06793c8d78d9