Run doc output through fmt on the way to page

Author: ab5tract

bin/p6doc

@@ -56,10 +56,10 @@ sub show-docs(Str $path, :$section) {
         %*ENV<PERL6_POD_HEADING> = $section;
         my $i = findbin() ~ '../lib';
         say "launching '$*EXECUTABLE_NAME -I$i --doc=SectionFilter $path | $pager'" if DEBUG;
-        shell "$*EXECUTABLE_NAME -I$i --doc=SectionFilter $path | $pager";
+        shell "$*EXECUTABLE_NAME -I$i --doc=SectionFilter $path | fmt -w 80 | $pager";
     }
     else {
-        shell "$*EXECUTABLE_NAME --doc $path | $pager";
+        shell "$*EXECUTABLE_NAME --doc $path | fmt -w 80 | $pager";
     }
 
 }