Cherry pick of "Merge branch 'SIPFixes-1.0-20170523' into '1.0'"
AnalysisBaseExternals sync to LCG_88, 1.0 branch (2017.05.26.)
See merge request !53 (merged)
AnalysisBaseExternals sync to LCG_88, 1.0 branch (2017.05.26.)
See merge request !53 (merged)