Added response time average and uptime metrics (as well as the endpoint to inspect them)
Added number of javascript and css response counts to the metrics
Moved the ServiceMetrics constructor and definition into its own file. Updated index to use new file
Added response time average and uptime metrics (as well as the endpoint to inspect them)
Added number of javascript and css response counts to the metrics
Moved the ServiceMetrics constructor and definition into its own file. Updated index to use new file
Merge branch 'issue7/metrics' of github.com:Financial-Times/polyfill-service into issue7/metrics

Conflicts:
	service/index.js
Merge pull request #41 from Financial-Times/issue7/metrics

Issue7/metrics