Backport v3's readme update on npm install to 2.3
Merge pull request #6967 from twitter/readme_npm_fix

Update readme npm instructions
le sigh
pass true to cycle
rebuild
only pass unique options through to child nodes in tooltips
WHOOPS ( >_>)
whitespace
rebuild
2.3.1
woops that should stay 2.3.0
shiiiit
update changelog
Merge pull request #7111 from twitter/2.3.1-wip

2.3.1 wip
merges with upstream bootstrap 2.3.1