Remove using namespace std from muon packages (3)

Hi,

this MR removes unnecessary using namespace std occurences from several muon packages. Furthermore, commented lines are removed and cout/cerr are replaced by proper messaging.

Best, Nico

WARNING: big files (>100K) are found in the changeset

136K in file MuonSpectrometer/MuonDigitization/RPC_Digitization/src/RpcDigitizationTool.cxx

This merge request affects 14 packages:

• MuonSpectrometer/MuonAlignment/MuonAlignError/MuonAlignErrorBase
• MuonSpectrometer/MuonAlignment/MuonAlignExample
• MuonSpectrometer/MuonCablings/MuonCablingTools
• MuonSpectrometer/MuonCnv/MuonEventAthenaPool
• MuonSpectrometer/MuonCnv/MuonSTGC_CnvTools
• MuonSpectrometer/MuonConditions/MuonCondGeneral/MuonCondCool
• MuonSpectrometer/MuonConditions/MuonCondGeneral/MuonCondData
• MuonSpectrometer/MuonConditions/MuonCondGeneral/MuonCondSvc
• MuonSpectrometer/MuonDetDescr/MuonRegionSelector
• MuonSpectrometer/MuonDigitization/MDT_Digitization
• MuonSpectrometer/MuonDigitization/MM_Digitization
• MuonSpectrometer/MuonDigitization/RPC_Digitization
• MuonSpectrometer/MuonReconstruction/MuonDataPrep/STgcClusterization
• MuonSpectrometer/MuonReconstruction/MuonRecEvent/MuonChamberT0s

Adding @sutt ,@jchapman ,@rosati ,@wleight ,@nkoehler ,@goetz as watchers

added Digitization MuonSpectrometer Trigger master review-pending-level-1 labels

CI Result SUCCESS (hash 9739d8b7)

	Athena	AthSimulation	AnalysisBase	AthGeneration
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
AnalysisBase: number of compilation errors 0, warnings 0
AthGeneration: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 12472]

A lot of changes, but they are mostly the same. Approving. Clara (L1)

added review-approved label and removed review-pending-level-1 label

merged

mentioned in commit 7ec87fc0

added sweep:ignore label