be:auth - improving the user auth routes and configs
adding error handler
improving gulp serve task + adding package gulp-nodemon and merge-stream
cl:improving the user auth
cl: removing the old session and signup/in behavior
cl: improving the templates
Merge branch 'master' of https://github.com/boxlabs/element-box

Conflicts:
	client/src/app/header/header.html
	client/src/app/login/login.controller.js
	client/src/app/register/register.controller.js
	client/src/app/register/register.html
	client/src/common/services/auth/auth-constants.js
	client/src/common/services/auth/auth-service.js
	server/config/express.js
	server/config/roles.js
	server/controllers/users.js
	server/models/user.js
	server/routers/routes.js
	server/routers/user.js
improving the serve task
changing login and register for signin and signup - improving the log process
be-fe: fixing signin process
changin logo
improving the serve gulp task
unversioning access.log