chaningin zoho urls to zinc

People kept referring to the member site as zoho, which is really
confusing.  This change may at least cause them to call it zinc, which
is still wrong but at least isn't the name of something else.
fixing logout page

admin needs to come after accounts app in order for templates in the
accounts app to take precedence.
fixing #30 Rfid Numbers admin interface

Justin caught it, was trying to print using old rfid version
removing references to the weigand format