WIP: PID algorithms

- adding Timing PID

	modified:   CMakeLists.txt
	modified:   src/components/TimingPID.cpp

	modified:   src/components/TimingPID.cpp

Added skeleton RingImagePID

- This should be used for RICH-based  PID

Added skeleton ElectronPID algo

Fixed typo
	modified:   ElectronPID.cpp
	modified:   RingImagePID.cpp
	modified:   TimingPID.cpp

	modified:   ElectronPID.cpp
	modified:   RingImagePID.cpp
	modified:   TimingPID.cpp

Fixed missing return value

	modified:   ElectronPID.cpp
	modified:   RingImagePID.cpp
	modified:   TimingPID.cpp
2 jobs for !60 with pid in 4 minutes and 21 seconds (queued for 2 seconds)
latest detached
Status Job ID Name Coverage
  Build
passed #28548
silicon
compile

00:04:21

canceled #28547
silicon
compile

00:00:22