[integration]
FIX: (614) Show Submitting instead of Submitted in the Transformation Monitor
FIX: (613) Set Content-Type when returning JSON encoded responses
Updates and optimisations due to proposed changes to BaseRequestHandler, see https://github.com/DIRACGrid/DIRAC/pull/5399
Changes tested on lbcertifdiracoauth.cern.ch.
CHANGE: (610) Updates and optimisations due to proposed changes to BaseRequestHandler
FIX: (608) align args of the updateSoftware method