Propagate MR !101 from master to v32r0-patches

Implementation of attenuation maps

Closes LHCBSCIFI-90, LHCBSCIFI-89, and LHCBSCIFI-33

(cherry picked from commit e674b50d)

bede3de9 Remove hardcoded attenuation tool in MCFTPhotonMonitor 8817d95e Add mirror reflectivity as paramter. 1ddbabc2 Add support for unirradiated and irradiated maps. 03bb4265 Merge branch 'master' into dev-scifi-attenuationmap 12ff16e6 Make photon map pretty 5f27ef29 Switch off wavelength generation bbb9364e Switch on G4 attenuation maps at 50/fb cd2dedd4 Increase number of photons for noise clusters of size 3 and 4 1fc7b4b2 Added counter for missed MCHits cbceb8ee Rewritten PDE paramtrisation 3745b163 Fixed bug that attenutation map was returning zeros outside of boundary 4476bc35 Set mirror reflectivity to 85% fe04356b Removed improved simulation (obsolete now) 44de2629 Changed photons/mev, relfectivity, and improved monitoring 21b506a3 Improved monitoring tools fc4d17e6 More minor changes to the monitoring 7deb6812 Added noise deposits in neighbouring channels of a signal cluster 13b7724a Fixed potential bug c174378d Fixed bug in adding noise deposits 2c2707cf Minor fix 7fccb2df Fixed calculation of overflow faef4169 Fall back on old map or handle gracefully when conditions are not existing d3e72fec Fixed wrong location of fallback attenuation map 6e27dabd Removed useless fallback bd7cabfc Fixed wrong selection of irradiated attenuation map 82f6e550 Increased range for efficiency histogram 30488cd6 Updated values for correlated noise (minor change) 08c860fb Update photons/MeV and xtalk after testbeam tuning Luca d935b399 Update to latest tuning from Luca c33a861e Write main performance number in FTClusterMonitor::finalize()