Registration modules

Modules for creating users

mod_register_dnsbl
Initial commit of module to check users registering against an DNS block list
mod_register_dnsbl_firewall_mark
Another copy of DNSBL module, this time creating "user marks" for mod_firewall
mod_register_dnsbl_warn
Copy mod_register_dnsbl
mod_register_json
Token based JSON registration & verification servlet.
mod_register_oob_url
XEP-077 IBR registration URL redirect
mod_register_redirect
XEP-077 IBR Registration Redirect.
mod_register_web
A web interface to register user accounts