Fixed a typo

Signed-off-by: PdmV Service <pdmv.service@cern.ch>
Another small fix

Signed-off-by: PdmV Service <pdmv.service@cern.ch>
Fixing issue with chained request validation

Signed-off-by: PdmV Service <pdmv.service@cern.ch>
temporary work-around for filter-efficiency in task chain root task
accessors to tiers and processing strings
check on submit approval for possible output dataset naming collisions FROM McM
pass on the full processing-string. different that process-string that labels the request name in request manager
compose the processing string on the fly from the flow parameters instead of changing the member of the request
typo
Old workflows registration when migrating a request from PREP. fixing #662 and #656

Signed-off-by: PdmV Service <pdmv.service@cern.ch>
Merge pull request #655 from vlimant/task_filter_patch

temporary work-around for filter-efficiency in task chain root task
Merge pull request #658 from vlimant/datasetname_collision_check

Datasetname collision check
Merge pull request #659 from vlimant/processing_string_support

Processing string support