Updates concerning the SPD QA (D. Elia)

Updates concerning the SPD QA (D. Elia)

AliITSQASPDDataMakerRec.cxx
following additions:
- fix in the InitRaws: if(!fAdvLogger) fAdvLogger = new AliITSRawStreamSPDErrorLog();
- map of the FastOr fired chips in the Raw-QA
- cluster size (number of pixels/cluster) in the RecPoint-QA
- cluster type (conventional code) in the RecPoint-QA

AliITSRecPoint.cxx, h
- new static method GetSPDclusterType()

AliITSQADataMakerRec.cxx
- plot of DeltaTheta for SPD tracklets in the ESD-QA