Checking position controllers before moxed controllers, as the former are the default ones. This speed up the library start up time.
Merge remote-tracking branch 'origin/hydro-devel' into F_improve_startup_time
Merge pull request #128 from shadow-robot/F_improve_startup_time

Checking position controllers before moxed controllers, as the former are the default ones. This speed up the library start up time.