Log cleanup.
Log all SM transitions when a new connection comes up. Once established, dont
print the repeating SM transitions.
Remove timer start/cancel logs. Instead pass the value to the expiry routine
and continue logging expiry since thats a serious event.

Change-Id: I7a0886419624fbda557be960ad27b1504b398601
Merge "Log cleanup. Log all SM transitions when a new connection comes up. Once established, dont print the repeating SM transitions. Remove timer start/cancel logs. Instead pass the value to the expiry routine and continue logging expiry since thats a serious event."