Added inline_custom != 0 checking, to ignore it where its not supported

Signed-off-by: PdmV Service <pdmv.service@cern.ch>
Added sequence inline_custom parameter check when constructing single sequences as pointed by Jean-Roch

Signed-off-by: PdmV Service <pdmv.service@cern.ch>
Merge branch 'register_multiple_output' of https://github.com/vlimant/cmsPdmV into vlimant-register_multiple_output
Merge branch 'vlimant-register_multiple_output'
correct a few typo
a trivial simplification
loosen the check on step index, for approval within chain requests
loosen the check on step for submit approval and prevent automatic submission
move chain request submitter into handlers for threading
automatic threaded chain submission
Merge pull request #647 from vlimant/chain_test

Chain runtest threaded and complete with status change
Merge pull request #648 from vlimant/chain_approval

Chain approval and submission
Merge branch 'master' of github.com:cms-PdmV/cmsPdmV
Fixed a typo in return dictionary

Signed-off-by: PdmV Service <pdmv.service@cern.ch>
Added check for second step in sequences for LHE,GENSIM case as we don't need to have USER:GeneratorInterface in step

Signed-off-by: PdmV Service <pdmv.service@cern.ch>
Added a fix for Invalidations clearing
Merge remote branch 'mcm_origin/master'