orterun.c: re-justify the output message text

The type-A personality / english lit major in me compells me to
re-justify the text.  :-)

orte/tools/orterun/orterun.c

@@ -686,14 +686,14 @@ int orterun(int argc, char *argv[])
     if (0 == geteuid() && !orterun_globals.run_as_root) {
         fprintf(stderr, "--------------------------------------------------------------------------\n");
         if (orterun_globals.help) {
-            fprintf(stderr, "%s cannot provide the help message when run as root\n", orte_basename);
+            fprintf(stderr, "%s cannot provide the help message when run as root.\n", orte_basename);
         } else {
             /* show_help is not yet available, so print an error manually */
             fprintf(stderr, "%s has detected an attempt to run as root.\n", orte_basename);
         }
-        fprintf(stderr, " This is *strongly* discouraged as any mistake (e.g., in defining TMPDIR) or bug can\n");
-        fprintf(stderr, "result in catastrophic damage to the OS file system, leaving\n");
-        fprintf(stderr, "your system in an unusable state.\n\n");
+        fprintf(stderr, "Running at root is *strongly* discouraged as any mistake (e.g., in\n");
+        fprintf(stderr, "defining TMPDIR) or bug can result in catastrophic damage to the OS\n");
+        fprintf(stderr, "file system, leaving your system in an unusable state.\n\n");
         fprintf(stderr, "You can override this protection by adding the --allow-run-as-root\n");
         fprintf(stderr, "option to your cmd line. However, we reiterate our strong advice\n");
         fprintf(stderr, "against doing so - please do so at your own risk.\n");