Remove second tbody from Supported browsers

BS3 commits: 68f812e308fc6cdce479aa5d48642472d216d013
Fixes 12801: Add padding to the bottom of .form-control-static to match height of standard form controls

BS3 commits: 7b60470e9b6e159205be5f5a38260ef5756d8569
Fixes 12808: Correct grid column values listed in Grid Options

BS3 commits: a083f0deb77dd479a7690a4ab90f73f7f7f375cd
Correctly set .btn-link colors in a .navbar and .navbar-inverse 12694

BS3 commits: 49094844ac55a0e08d6d847b0e07868f8b639037
Correctly set .btn-link colors in a .navbar and .navbar-inverse 12694

BS3 commits: 49094844ac55a0e08d6d847b0e07868f8b639037
Fixes 12756: Ensure horizontal dls are cleared by moving the clearfix out of the media query. Correctly set .btn-link colors in a .navbar and .navbar-inverse 12694

BS3 commits: b99be29f32f3db208b47bd33fbef1f63405ccfdc,
49094844ac55a0e08d6d847b0e07868f8b639037
Fixes 12756: Ensure horizontal dls are cleared by moving the clearfix out of the media query. Update modals to use more consistent padding—modal body and footer now match modal header. Fixes 12801: Add padding to the bottom of .form-control-static to match height of standard form controls. Correctly set .btn-link colors in a .navbar and .navbar-inverse 12694

BS3 commits: b99be29f32f3db208b47bd33fbef1f63405ccfdc,
7e551ecaf71cb9971990e156c54e5ee0fb758a98,
7b60470e9b6e159205be5f5a38260ef5756d8569,
49094844ac55a0e08d6d847b0e07868f8b639037