When doing load simulatin, the amount of console printing becomes a
serious throttle factor. We don't need to see the decode of every
message.
Change-Id: Ic988d1e1d60c9d03d5b70e9b38f109b47569b89e
Add frame relay testcase for BSS and SGSN side.
The test cases require hdlc interfaces (based on
dadhi with super channels and no lmi).
Change-Id: I95d64dc26a8d2ff02d6cf2bfcd22a97e5481f957