better role-app filtering, with platform info and wildcard checks, fixes #167.
catch and handle exception when all apps do not start.
remove unused variable.
enable/disable services with new scheduler working, also debugging scheduler requests script.
detect client changes in the scheduler.
states for the requester.
doc comments.
attempt to handle lost clients, but not able to feedback from scheduler to requester yet.
Merge branch 'hydro-devel' into scheduler
use jack's new free() scheduler reply api for releasing requests.
Merge pull request #171 from robotics-in-concert/scheduler

Scheduler releases