add IE's Conditional comments for respondjs and html5shiv
Merge pull request #9761 from wangsai/fix-eamples-respondjs

add IE's Conditional comments for respondjs and html5shiv
bunch of updates to customizer
Merge branch '3.0.0-wip' of github.com:twbs/bootstrap into 3.0.0-wip
Restore glyphicons
docs layout and alignment refinement
remove old glyphicons mention
Upgrade to latest glyphicons
remove carousel icons include
Merge branch '3.0.0-wip' into bs3_restore_glyphicons
bad copypasta
update urls
Got rid of body-content from examples
updates to migration
updates to migration
fixed caret
Update progressbar

there is no gradient in 3.x
Merge pull request #9782 from minddust/3.0.0-wip

Update progressbar docs
fixes #9769: use navbar border radius var in theme
Merge branch '3.0.0-wip' of github.com:twbs/bootstrap into 3.0.0-wip