Changes since 1.1:
 . Fix "after" statements that depend on an activity
 . Fix local codel parameters passing when they don't match service param
   dir.
 . Fix detection of errors during automatic template regeneration
 . Implement service-local parameters
 . Handle exceptions as defined in genom3-2.99.17
 . Fix error detection in the Makefile rule generating the md5 sum for
   services
 . Disable actionlib status updates when goal status does not change
 . Add proper locking in client/c because of potential concurrency
 . Destroy things in a more logical order when terminating.
 . Fix a race in client/c when returning exception details
 . Log the current timestamp of messages in server debug mode
 . Do not start a service before incompatible ones are interrupted
 . Do not use 'feedback' in ros actions to transmit the internal request id
 . Handle remote server shutdown in client/c
 . Replace custom 'typeutils' file by procedures from genom3 2.99.19
 . Rework the synchronisation processus to use a SIGUSR1 signal
 . Block SIGUSR{1,2} and SIGCHLD for codel writer purpose