Add dependencies
Add coap manager class and dependencies
It compiles
Coap class to integrate nethelper functions
A hook to coap server
Coap service responds to basic requests (ping)
Runs in a separate thread
Linked to libcurl
Initial internal proxy approach
Separated CoAP functionality into a different module
Working HTTP-CoAP proxy done, still missing CoAP-HTTP side
Merge branch 'develop' into feature/coap
Merge branch 'develop' into feature/coap

Conflicts:
	src/lib/rest/rest.cpp
Styling and garbage functions removed
HTTP message parser
CoAP-HTTP responses (bug: memory/string management issues)
Memory issues
Cleaning up code
FIX it now reads content type and accept header options (CoAP)
Cleaning up code