fix overflows
fix globalScale in overflows
Merge pull request #23 from gpetruc/master

fix overflows in TH1Keys
avoid the hard max on counting experiments
Completely removed N_OBS_MAX
add RooBernsteinFast
only update basis change vector if coefficients have actually changed
update comments
Merge pull request #25 from bendavid/master

Add RooBernsteinFast class
Merge branch 'master' of https://github.com/cms-analysis/HiggsAnalysis-CombinedLimit

Conflicts:
	src/LinkDef.h
fixing datacardparser