NXP-13231: cleanup and format
NXP-13231: Delete temporary files ASAP
NXP-13231: cleanup and format
NXP-13231: Delete temporary files ASAP

Delete convertcache on ConversionService deactivation
Merge branch 'feature-NXP-13231-delete-temp-files'
NXP-14950: new principal.getActingUser
NXP-14941: optimize synchronized SchemaManagerImpl.checkDirty