add contributing.md
change demo site url

manually add #95
JS: update to latest BS3 build
Enable input focus state customization

BS3 commit 73c048578dfce7c6d4e8c9d4fe6c6bd22b2ff9b2
Remove type attribute of tag "script".

BS3 commit 222ea8cb71f8449d8ac93f1110bbd6896fd966d1
remove padding-right from inputs with state changes

BS3 commit f62ea2afe281383c7550441e80fcd808479a5e2c
Update documentation on offset for small medium and large devices.

BS3 commit 88652f745f8db8e8af6bea23bfd77b40dfc0d60a
Update .navbar-toggle to match other navbar el

BS3 commit 744b79a6662a82a01b87cccedc242b3aff6cfae9
update docs nav to use new stuff

BS3 commit 42e78c322bab50ed979ebc658f8c741b66fe16d0
add var for navbar border radius

BS3 commit 11e46845b2d33889a7aa9bed7e63b686061e1db3
tweak nav-toggle for masthead and toolbar
remove image description from docs

BS3 commit 39e1261de114e8c472b28c0c0bd772b6d085e46b
btn group styling. allow modals to not need the .fade class. Enable input focus state customization. remove padding-right from inputs with state changes. ensure .active buttons in button groups behave like :active buttons. Panel titles should inherit color when linked. Update .navbar-toggle to match other navbar el. add var for navbar border radius. remove max-width from .navbar-brand when not mobile

S3 commit 6bebecfb287aa6aafce86a55dab6006e215f74fe,
2641fed73f51cdd2a77698c538403cc892e183a5,
73c048578dfce7c6d4e8c9d4fe6c6bd22b2ff9b2,
f62ea2afe281383c7550441e80fcd808479a5e2c,
d95ff9da81057ed0abb12dcfe9a8422416916516,
a2823d0f5efa3bf8c831de65a13d240e295493e2,
744b79a6662a82a01b87cccedc242b3aff6cfae9,
11e46845b2d33889a7aa9bed7e63b686061e1db3,
d2389ec7c41183bde77b39ff8f86ff827c9b2174
Enable input focus state customization. remove padding-right from inputs with state changes. Update .navbar-toggle to match other navbar el. add var for navbar border radius

BS3 commitd 73c048578dfce7c6d4e8c9d4fe6c6bd22b2ff9b2,
f62ea2afe281383c7550441e80fcd808479a5e2c,
744b79a6662a82a01b87cccedc242b3aff6cfae9,
11e46845b2d33889a7aa9bed7e63b686061e1db3