MOBI-728 - mobileshowcase - update carousel description

git-svn-id: http://anonsvn.icesoft.org/repo/icemobile/trunk/icemobile@35880 1de00972-ac04-4911-a46b-06793c8d78d9
MOBI-728 - mobileshowcase - update themes description

git-svn-id: http://anonsvn.icesoft.org/repo/icemobile/trunk/icemobile@35890 1de00972-ac04-4911-a46b-06793c8d78d9