fixes 9587: add var for nav link padding

BS3 commit bf1772130855ba0423fabe8fdce8015a3f7f739c
update customizer vars

BS3 commit 5349075f36528e5fc8e2bd7423d2d3c0d2a2a8fa
form control state ordering

BS3 commit e3c6a1fc4ffceb7cbcb1885aaa6e96515d0b872a
fixes 9644: update scrollspy navbar to use latest code

BS3 commit e0c6a5a32f5526e2edf87b1b4aa6985929072063
fixes 9648

BS3 commit c389c9e8f494f4093f670a206249aaedf1dfac86
fixes 9647: ensure open dropdown toggles get .active styles

BS3 commit 16d7265c9b2bf89bf24a6e133dffc9308614cd49
better well content labels

BS3 commit 7ab52272d70ea78d0a68316d9572eee927587f5c