histograms are now weighted with y-labels.  also 'fixed' the title drawing, essentially bypassing kombu for both the title and xlabel drawing. next goal is to come up with a truly generic function forwarding to matplotlib as opposed to the hacky crap that's in there now.

git-svn-id: http://code.icecube.wisc.edu/svn/projects/sim-services/trunk@117829 16731396-06f5-0310-8873-f7f720988828
restored the HistoDataLiveTime option

git-svn-id: http://code.icecube.wisc.edu/svn/projects/sim-services/trunk@117830 16731396-06f5-0310-8873-f7f720988828
fixed mu length title...sorta.

git-svn-id: http://code.icecube.wisc.edu/svn/projects/sim-services/trunk@117831 16731396-06f5-0310-8873-f7f720988828
we're probably going to want separate configurations for different run types.   semi-closes ticket [488]. they'll need to actually have differences, but that will take more time.

git-svn-id: http://code.icecube.wisc.edu/svn/projects/sim-services/trunk@117870 16731396-06f5-0310-8873-f7f720988828
cleaned up histogram class a bit and added tests for comparing histograms.

git-svn-id: http://code.icecube.wisc.edu/svn/projects/sim-services/trunk@118772 16731396-06f5-0310-8873-f7f720988828