Move client controllers and start on metric controller
Merge branch 'master' into flesh-out-metric-page

* master:
  Use current time for example curl
  Sample Curl command for submitting metric data

Conflicts:
	app/views/metrics/show.html.erb
Only render metric chart canvas elements when there is data
Render data chart on metric show page
Fix metric Curl command integration test to ignore current time param
Merge pull request #19 from unepwcmc/flesh-out-metric-page

Flesh out metric page