improve pagination's active state so it looks less like the active state and more like active nav items. fixes #9634: turn off overflow-y when the navbar is re-expanded into horizontal mode. fixes #9622: reset to inline-block for img-thumbnail, but keep block for .thumbnail > img. fixes 9629. fixes 9647: ensure open dropdown toggles get .active styles. nuke bg image on active/open for buttons for when we add gradients. fixes 9655: scrope list group styles in panels to immediate children only. Fixes 9663: Add offset overrides for medium and large grid tiers. fixes 9663: second part, reset pushes and pulls in md and lg grid tiers. xs button is xs-er (fixes 9695). fixes 9642: open dropdown nav items get proper styling. switch to margin on navbar-nav to avoid stacking negative space reported. Justified nav now responsive; example updated accordingly (fixes 9708). fixes 9475. Make negative margins on rows the default, not just in containers, and add padding to body to compensate. fixes #9436 more: put padding on containers, not the body because full width elements. Fixes 9552: Downsize and use whole numbers for panel title to prevent odd 1px bug. fixes 9538: prevent Firefox rendering bug via some border-fu. 2px border on thead th elements for just a tad more separation. Fixes #9752: clear floats in .panel-body

BS3 commits f9d2f9b6cd805c39217dcef0a11d4b721dc8e045,
0664b3f0da25a99c5e0d88fdc566480baeaf83aa,
418ca6c09b393096e80aef9dde0072943f6d7c63,
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e4bb388bc91790d2b0a0ff0be1f329945adcc3ff,
cd0df1d21aaed8751b8c29aab3b30ff027aac89d,
82f6f08f89ab8b86aa2d5b175493e24d1f4329cb,
0c70744ea22126b6224bde75b4ccb6068941e38f,
6ca32589b59434574a9e9ed6cb12718b0234754e,
663673438845b0bdb4f951ece7c6eabb2d51d065
Add alert for customizer errors

BS3 commit 90d5e48f5f2d9d9619eb819fc914804064a3adaa
fixes 9475. Fixes 9552: Downsize and use whole numbers for panel title to prevent odd 1px bug

BS3 commit f459d76e388b1d73b8b0065f8fbaf573f7eaed32,
82f6f08f89ab8b86aa2d5b175493e24d1f4329cb
more specific panel titles and docs notes. brand, not title, in navbar examples. add role=menu to html

BS3 commits 3cb38197f2ce2453f88a01a69a5f26e84d1e6d16,
3bcadfc2c560c5ecdb7fc943c34a721a49cb7309,
1d53dd31f5a6c9be04177e251756909847e6fc0a
more accurate grid classes in examples. mo betta heading examples labels. Update helper classes to reflect changes and mention mixins

BS3 commits 2a4bd786edd2c03d576f9300d322b1e45cc14d3b,
6fe1264a8088bf627fc61d639e59acc65126c41c,
903e92a3272420de058b2fdf8d301e4d06e3188c
add comment addressing 9023. add nonresponsive template to examples. update non-responsive docs and example to really disable it

BS3 commits 53c80ed9cbeff8a3c58abe0f824ff68ef56d617a,
6c765ac8211536e9701e996416b8a5296590d5fd,
4f97df8aa42d2609efd52ea21f1e84124afbe39d
add doc comment for 9517. fixes 9585. add role=menu to html. add some crap

BS3 commits 484d51ce4897e81c018786b4ecc1825d4c67ee3c,
a01b1dd71ac56667becb42d245213bf698d2cc36,
1d53dd31f5a6c9be04177e251756909847e6fc0a,
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