ui: add UserSelector

this has to be different from pve for now, since the default of
'enabled' is reverted (pve: default disabled, pbs: default enabled)

if we decide to change this either here or in pve, we can refactor
it to the widget-toolkit

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>

www/Makefile

@@ -5,6 +5,7 @@ IMAGES := \
 	images/proxmox_logo.png
 
 JSSRC=							\
+	form/UserSelector.js				\
 	config/UserView.js				\
 	window/UserEdit.js				\
 	Utils.js					\