Ported authreg module manager
Ported c2s component as base module
Added signal handling to xmppd main

and some initialisation and -v ersion
offsetof macro is defined in stddef.h
Ported base routing logic to xmppd
Replaced direct log4c_category_LEVEL calls with LOG_LEVEL macros
Implemented base module notification call

- Moved configure handling to notification system.
Link libsx to main runtime binary
Use miniz native functions instead of zlib streams
Fixed SX/libuv buffers passing
Ported c2s SX plugins
Full initialisation of c2s module structure

with SASL plugin callback skeleton
Ported c2s SASL SX plugin callback
LOG macros with location info
SX debugging via LOG4C
WIP: Porting router listening logic to base_connector module