[FIX] trackers: Item popups table cells were all th, so change the data cells to td, and add some css to give a little padding and alignment (plus use "normal" class for CSS row colour cycling instead of smarty)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@48071 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] jqui: Remove double border when table directly inside a cbox (as in tracker item popups)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@48072 b456876b-0849-0410-b77d-98878d47e9d5