Squashed 'subtree/bokehjs/' changes from ecefe9c..b153965

b153965 Merge branch 'master' of github.com:ContinuumIO/bokehjs
b4c87bb Adding a small comment to the select() logic in properties.coffee
c37ffc6 use v_select where possible
90b0799 remove unnecessary copy
5b259b2 fix error in selection logic

git-subtree-dir: subtree/bokehjs
git-subtree-split: b1539655818b6708ccc75b9afdc70f98fcf5a20e
Merge commit '58903f47da3c81a82842b0884079ccdcf9c6e459'
Fixing serialization error when ColorSpec is set to a dict
Fixing serialization of rgba tuples

Need to call rgba() and not rgb()
Updating pre-built application.js and bokehnotebook.js