traffic intensity

Initial create traffic intensity
Initial create traffic intensity
working server-side TrafficIntensity
Merge branch 'intensity' of https://github.com/blackzky/Traffix

Conflicts:
	public/javascripts/map-page.js
	routes/index.js
	server.js
	views/map.ejs
Merge traffic intensity and master -sql update
Merge pull request #56 from blackzky/master