Add sctplib submodule for UDP encapsulation
Add linux SCTP submodule for UDP encapsulation porting from sctplib
Update sctplib with working autoconf script
Add lksctp user space library for UDP encapsulation porting from sctplib
Use libtool to link with local lksctp library
Merge branch 'master' into test
Add simple Node.js server for speed and connectivity testing
Create speed and connectivity test suites