using compass to compile sass files
adding base.sass for compass use
app.scss -> app.sass + compass
dropping reset.scss (using compass' reset)
dh-editr.scss -> dh-editr.sass

also added some preliminary styles
added google webfont library to vendor assets
sizer - an element size adjusting directive
misc sass updates for example page
added sizer to directives/index
editr - prelimary collision detection for nodes
testing out webfont.js integration into provider
adding compass into package.json
text-node - using controller to give access to sizers
ignoring sass cache
updated the example page