initial measure ribbon implementation
add required second arg to window.scrollTo
trigger materialize when expected values change
link data criteria to the measure it was created from
protect from measures that can be removed. also, spec reconfig

Some defensive programming to support measures that may be removed from the system. There's also a start on work to reconfigure the specs to only use source data criteria that belong to measures that are also within the test system, though there's more work to be done here. (THIS COMMIT BREAKS THE SPECS.)
Tweaked tests and data criteria model to adjust for changes
remove deprecated patient/patients views
Merge pull request #116 from projecttacoma/display_measure_ribbon

Display measure ribbon