scope styles to masthead, not homepage
Merge branch 'master' of github.com:twbs/bootstrap
don't be repetitive on homepage
fix #12154
expo callout copy
Fix #12025 and minify styles
remove confusing comment
fix #12007 by clarifying target of dropdown events
Update index.html

This is very minor, but to help encourage best practises it'd be best to have the input type 'email' for this email input example instead of 'text'
Merge pull request #12321 from coliff/patch-3

Update index.html
add @navbar-collapse-max-height Less variable
reorder sections of About docs page

most folks are probably more interested in History and Team than Branding
enable Linux Chrome & Linux Firefox in Sauce tests
remove default left-right print margins per upstream h5bp change

Refs:
    https://github.com/h5bp/html5-boilerplate/commit/57be193031b95b003b96efe9eba7a4db7f58f4e1
    https://github.com/h5bp/html5-boilerplate/issues/1477
Merge pull request #12327 from twbs/about-ordering

reorder sections of About docs page
Merge pull request #12326 from twbs/navbar-var

add @navbar-collapse-max-height Less variable
Reorder nav of About docs page
Reorder lead info of About docs page
Merge pull request #12334 from Quy/master

Reorder lead/nav of About docs page
update browserstack runner package