Tagging for 0.4.1 release

0.4 final release

and also setup.py changes...

include CHANGELOG in rc

tagging candidate for 0.4 release

execute notebooks

 unified template for embed_direct and the server embed.js, the serve…

…r doesn't yet call the embed_direct template

Tagging for 0.2 release

tagging 0.2.0 release of bokehjs

version 0.1.1