Add columns to isUnitlessNumber list

Brandon Dail · nhunzaker · commit 16ed333e266a · 2017-08-10T12:38:28.000-04:00
diff --git a/src/renderers/dom/shared/CSSProperty.js b/src/renderers/dom/shared/CSSProperty.js
@@ -23,6 +23,7 @@ var isUnitlessNumber = {
   boxFlexGroup: true,
   boxOrdinalGroup: true,
   columnCount: true,
+  columns: true,
   flex: true,
   flexGrow: true,
   flexPositive: true,
