removed check for update
changed stp1 data lumi mask to golden
use central lumi
Merge branch 'master' of github.com:HEP-KBFI/stpol
added electrons
fixed subpad return type
syst plotting
Merge branch 'master' into systs

Conflicts:
	plots/common/hist_plots.py
removed frac
sample systs can be turned on and off
added 2j1t costheta plot
use the fit coefs for 2j1t plot
use the MVA trees
added caching and unit tests
comments
Merge branch 'master' of github.com:HEP-KBFI/stpol