Change SofTimeout default parameter value

SoftTimeout workflow parameter value changed from 167000 to 129600.
Fixes #4411
ReqMgr - further Ops issues, fixes

-added access control when deleting requests
-Added request state transition from completed to aborted.
    Fixes #4413
-Merged LFNs bases on the main assign page as well as on the
    assign/one are now the same offering complete list of bases
    regardless of the request type which was the case on the
    assign/one page.
    Fixes #4343
ReqMgr - Fix for ACDC-Resubmission Campaign, etc

-Added request state transition from completed to rejected (last agreement,
    the previous was to aborted).
    Fixes #4413
-ACDC (Resubmission) requests should inherit the Campain field.
    from the original request.
    Fixes #4378
-reqmgr.py script tests Resubmission requests.
-clean-up of some unsed import statements.
Merge pull request #4419 from zdenekmaxa/reqmgr-ops-march-requests-03

Reqmgr ops march requests 03