Updated jQuery and jQuery UI (Bug #1275581)

jQuery: 1.7.1 -> 2.1.1
jQuery UI: 1.8.19 -> 1.10.2

Also removed apparently superfluous custom style for jQuery UI

Change-Id: I8022840d3e8d0e28b2b91a5baa7cd982ac5bb00a
Signed-off-by: Jono Mingard <jonom@catalyst.net.nz>
Merge "Updated jQuery and jQuery UI (Bug #1275581)"