Prepare access controll
Need add AccessControllManager. Managers proxy requests to it.
Add normal access controll system. But not testing work.
Set keep-alive timeout
Access Manager define as npm module
Refactoring
Delete try block in getRouteHandler
Fix bugs
Picture access control works
JsHint validate success
Add works user access control.
Add usability behavior on signUp, signOut
Merge remote-tracking branch 'origin/access_control'

Conflicts:
	app.js
Add page /testBootstrap with bootstrap design