server-side auth

Signed-off-by: Arnaud Richard <a.richard@webshell.io>
server private keys

Signed-off-by: Arnaud Richard <a.richard@webshell.io>
Merge branch 'serverside' into github

Conflicts:
	lib/server.coffee
fix state check

Signed-off-by: Arnaud Richard <a.richard@webshell.io>
server-side auth & some styles

Signed-off-by: Arnaud Richard <a.richard@webshell.io>