check for malformed args that led to streamdef issue
Print greenlets to stderr/file on SIGUSR2

With -n, output to stdout/stderr is blocked, so also dumps to a file ("gls-<pid>") on USR2.
Print PID in startup line
Made verbose repr for Endpoints be split over newlines
Merge pull request #214 from daf/usr2_glreport

Print greenlets on USR2
Merge branch 'master' of github.com:ooici/pyon
Added debug statements to governance_controller
Merge pull request #217 from shenrie/master

Added debug statements to governance_controller
Merge pull request #216 from seman/code_coverage

Updated generate interface for a dry run option 
Merge pull request #203 from newbrough/master

check for missing args that led to "(fix) Broken preload"
Merge branch 'master' of github.com:ooici/pyon
Added unit test for message_object_generator.py object_model_generator.py service_object_generator.py authentication.py