adding strict mode (was off, oops)
fixing adding back binop enforest/expand
comments
tests for expr
build for just the unit
lib
adding assertions
wip
first pass at obj get
more get stuff
wip
syncing debug build
wip
Merge branch 'master' into feature-expr

Conflicts:
	browser/scripts/expander.js
getting binop with get passing some tests
Merge branch 'master' of github.com:mozilla/sweet.js

Conflicts:
	browser/scripts/expander.js
from merge
Merge branch 'master' into feature-expr
using strict in the expander again
Merge branch 'master' into feature-expr