Fix existing syntax errors
Fix taskFailure message with oracle db (in altStatus)
Fix block retrieval in DagmanCreator
Improve warning when user submits an impossible task.
Renew proxies on the remote schedds.
Check if CMSSW releaseis in the tagcollector. Fixes #4147
Merge pull request #4160 from mmascher/checkCMSSW

Check if CMSSW releaseis in the tagcollector. Fixes #4147
Merge pull request #4157 from mmascher/bugs

Bugs
Start addition of idle-job detection.
Add check for use of unreleased software.
Merge branch 'htcondor_poc' of github.com:dmwm/CRABServer into htcondor_poc

Conflicts:
	src/python/CRABInterface/HTCondorDataWorkflow.py
	src/python/CRABInterface/RESTUserWorkflow.py
Set / unset X509_USER_* for DBS3 querying.
Improve error message when there are no usable schedds.
Unset X509_USER_* as necessary.
Fix for resubmit with no job IDs.
Return pool info page to client.
Fix resubmit function call.
Do not retrieve user proxy in the frontend.
Add ownership check to status call.
Remove old status implementation.