added few more definitions to make life easier when converting shape files
added options to save as .C canvas and to save objects in a root file
work-around to avoid awful ROOT naming problem
include kwargs in the key for memo decorator
removed --no-prefit option when blided, seems no longer supported
takes a shape file in input, spits out a plot with the various components (useful for post-fit plots)
added option to print x axis label
Merge pull request #258 from mverzett/master

Small updates and bugfixes