Split line that got too long

src/include/facts.sh

     local suffix        # version suffix
     version=$(ini 1value project:version)
     prerl=$(ini 1value project:prerl)
-    grep ":" <<<"$prerl" && warn "colon in project:prerl may corrupt version data: $prerl"
+    grep ":" <<<"$prerl" \
+     && warn "colon in project:prerl may corrupt version data: $prerl"
     if git_present;
     then    # we are in git repo... so we can get smart
         latest_tag=$(git_fact latest_tag)