Changed to new text
Added metrics helper dependacy
Added required metrics using metrics helper
Added tests for total unique users, total sessions, total completed reports, and average sessions per report metrics
Added test for time per report metric
Added tests for timing based metrics
Fix space after comma
Merge pull request #5 from praekelt/feature/issue-5-update-screen-text

update screen text
Merge pull request #6 from praekelt/feature/issue-6-add-metrics

Add metrics.
Merge branch 'develop' into feature/issue-4-generate-translations

Conflicts:
	go-app.js
	src/app.js