refactor wmstats

commit 69b2674fc96f615d16d564bd51755b34b0324f60
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Thu Mar 21 10:57:11 2013 -0500

    remove resubmission

commit 6118abade8a756e9d9ed76e9bde906d1c4e7d074
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Mon Mar 18 11:49:43 2013 -0500

    fix run_closed ETA

commit b22b791611bfb1226a3a6b1df559bd1bd7ff815a
Author: Seangchan Ryu <sryu@fnal.gov>

commit 5ff010448618dc9014efbe294b73e42dca151433
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Wed Mar 13 10:55:49 2013 -0500

    acdc helper work in progress

commit ec226ffcbb97bbf04aa7d2fb6741b8a167783e06
Author: Seangchan Ryu <sryu@fnal.gov>
Date:   Wed Mar 6 14:48:09 2013 -0600

    acdc submission helper work in progress
Merge pull request #4577 from ticoann/wmstats_refactor

refactor wmstats