using a cdn for sockjs
bump version to 0.3.3
added hello-world example to heroku
fixed reconnecting ws with sockjs
bumped version to 0.3.4
Stacker for element creating with “with” statements,  initial GUI for Math explorer example
fixed Stacker to work with one class
added helper “shortcut” methods for elements types (thanks to Dominate)
Merge pull request #149 from skariel/stacker

Stacker
Merge branch 'master' of https://github.com/skariel/webalchemy
fixed todomvc main.html: added header tags
fixed bug reporting errors
fixed math_explorer
fixed stacker.py
fixed a few more things
removed jquery for math_explore,
improved layout
updating app config from run kwargs
bringing back jquery to math_explore. Needed by bootstrap
better live edditing: re-rendering static html
better live edditing: re-rendering static html
Latex rendered as pretty formulas in math_explorer.
Removed debug print in remotedocument that was committed by mistake.
merging