The new websocket stuff breaks windows build so please fix, thanks

FS-5662 --resolve implement call pickup group functionality in mod_skinny. Currently treats callPickup and grpCallPickup identically, may revisit when I find out more about what's different between the two

Thanks-to: Mariusz Czułada <manieq.net@gmail.com>

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FS-5659 --resolve Add logging for spandsp dtmf detector when dtmf_verbose channel variable is set to true

Conflicts:

	src/mod/applications/mod_spandsp/mod_spandsp_fax.c

mod_skinny: initial reg wasn't able to clean up due to missing device name, add new function to clean up given explicit device name, also add more logging

Conflicts:
	src/mod/endpoints/mod_sofia/sofia.c