bump concat to <5.0.0 instead of <4.0.0 (#1107)#1108

Merged

alexjfisher merged 1 commit intovoxpupuli:masterfrom wyardley:issues_1107

Aug 8, 2017

+1-1

Commits on Aug 7, 2017

bump concat to <5.0.0 instead of <4.0.0 (#1107 )
William Yardley
committed