Squashed commit of the following:

commit fdeacde5bb86927273c1075f73fc35d48c7d51c7
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Fri Aug 23 13:34:11 2013 -0500

    add clone test and fix assignment permission

commit cc187d0a6f0bee300d4d5ff27ace13b2f4d7d1c6
Merge: 4468319 b356e27
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Mon Aug 19 11:29:50 2013 -0500

    reqmgr rest api - work in progress
    Merge branch 'master' of https://github.com/dmwm/WMCore into validation_update

    Conflicts:
    	src/python/WMCore/WMSpec/StdSpecs/StdBase.py

commit 44683192d447f164c5b8b8d67d824920b8501785
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Wed Aug 7 11:19:38 2013 -0500

    add validation for assignment - workin progress

commit 957e6a35d63ccc8860a51e1e73ca0cff43b0fe40
Merge: 6518f43 0923ed4
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Tue Jul 23 16:41:03 2013 -0500

    Merge branch 'master' of https://github.com/dmwm/WMCore into validation_update

commit 6518f43f6b5b1b148963183ca75311d87d0a853c
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Tue Jul 23 16:39:30 2013 -0500

    validation work in progress

commit e010744fcb7b0b182f71c5948040ec35dec05770
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Fri Jul 5 12:01:18 2013 -0500

    initial argument update validation

commit 3f0aa75ab24622e5dc84ea25cc8f693ea9b07900
Merge: 7d6a00d f7a5f8e
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Fri Jul 5 10:47:18 2013 -0500

    Merge branch 'master' of https://github.com/dmwm/WMCore into reqmgr2_rest_7_3

    Conflicts:
    	src/python/WMCore/ReqMgr/Service/Request.py
    	test/python/WMCore_t/ReqMgr_t/Service_t/ReqMgr_t.py

commit 7d6a00d2a275bbc22e0fbd78d1df649c19e2f535
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Fri Jul 5 10:19:17 2013 -0500

    remove aux.json
Merge pull request #4754 from ticoann/reqmgr2

reqmgr2 september deployment candidate merge to reqmgr2 branch