Change handling of muToLumi ERROR (LumiBlockComps-01-00-31)

	* Fix compliation errors in getLumi.cxx
	* Fix ERROR in LuminosityTool for muToLumi when lumi is invalid inayways
	* Tag as LumiBlockComps-01-00-31

2016-06-10 Will Buttinger <Will@cern.ch>
	* cmt/requirements: remove dependency of getLumi on GoodRunsLists (not needed)
	* Tag as LumiBlockComps-01-00-30

2016-05-30 Eric Torrence <torrence@cern.ch>
	* Change warning to error is muToLumi can't be found
	* Tag as LumiBlockComps-01-00-29

2016-05-26 Eric Torrence <torrence@cern.ch>
	* Change warning to error is muToLumi can't be found
	* Tag as LumiBlockComps-01-00-28


Former-commit-id: 800d18cb