[robotInterface] Fix possible bug when merging groups

Thanks: Mirko Ferrati <mirko.ferrati@gmail.com>
idl files regenerated
controlBoardDumper: will use the debugInterfaceClient only if requested by user, either
with the --dataToDump(getRotorxxx) or --dataToDumpAll

Improve documentation to explain this behaviour.
Improve help and error messages.
Fix some typos.
Minor Doxygen fix
disabling the memory lock from the robotInterface. setting the receiver thread of embObj higher than the sender. default memory size of udp receive buff increased by 512Kb
[iCubLisboa01]: iKinGazeCtrl and camera parameter updates
[iCubLisboa01]: gaze control and camera parameters
[iKin]: iKinLimb::toLinksProperties() fixed
Merge pull request #53 from gsaponaro/master

[iCubLisboa01]: update gaze control and camera parameters
Merge branch 'master' into emsProtocolCheck: in ethManager.cpp only increased rx skt buffer to 1mb and in rt linux made rx-thread prio > tx-thread

Conflicts:
	src/libraries/icubmod/embObjLib/ethManager.cpp