Use http.request instead of http.createClient
Retrieve data from sonar website then display some metrics on dashboard
[Qingsong] Change the sonar metric name display
Merge branch 'origin/master'

Conflicts:
	config/client-config.json
	public/css/dashboard.css
	public/html/sonar/sonar.html
	public/js/app.js
	public/js/sonar/sonar.js
	routes/proxy.js
	views/index.ejs
[Qingsong] Merge conficts