Merge pull request cms-sw#24596 from mmusich/customizeTkAlCaFor_pp_on_AA

[10.3.X] Customize Tracker AlCas for pp_on_AA_2018

Merge pull request cms-sw#24632 from efeyazgan/flag_LHEXMLStringProdu…

…ct_backport

Add a flag to prevent storage of LHEXMLStringProduct, update the dump…

Merge CMSSW_9_4_X into CMSSW_9_4_AN_X.

Merge pull request cms-sw#24581 from efeyazgan/CP5DownSnippet93X

Update PythiaCP5TuneDownSettings_cfi.py

Merge pull request cms-sw#24514 from VinInn/FIXDEBUG80X

fix compilation error with EDM DEBUG in 80X

Merge pull request cms-sw#24656 from Dr15Jones/fixEdmWriteConfigsFailure

Allow PluginDescription default to work in release build

Merge pull request cms-sw#24627 from smuzaffar/103X-poisoned-datafiles

Added unit test to make sure poisoned datafiles are not read from release

Merge pull request cms-sw#24656 from Dr15Jones/fixEdmWriteConfigsFailure

Allow PluginDescription default to work in release build

Merge CMSSW_10_3_X into CMSSW_10_3_ROOT6_X.

Merge CMSSW_10_3_X into CMSSW_10_3_DEVEL_X.