MDV v2 first commit
fixed some node binding tests, removed others
removing a bunch of dead code
fixed controller
fixed a bunch of use_cases
bump ChangeSummary: use correct areSameValue & numberIsNaN
replace Model.enqueue with Object.observe-based async callback
make TemplateInstance properties read-only
v2 initial commit code review changes
clean up TemplateInstance per Arvs comments
unroll hasAttributes for compatibility with FF Nightly
Merge pull request #29 from sjmiles/v2

unroll hasAttributes for compatibility with FF Nightly
add hacky call-out for custom element to upgrade during instance creation (cloneNode)
Merge branch 'v2'