Add more comments.

cronjob.sh

@@ -40,11 +40,13 @@ grep_status="$?"
 
 log "Pull status is '$git_status', checking for changes is '$grep_status'."
 
+# Check whether the continuously running jobs have been updated.
 echo "$output" | grep "main.js"
 main_changed="$?"
 echo "$output" | grep "run.sh"
 run_changed="$?"
 
+# Determine where we've landed and whether we need to do anything.
 if [[ $git_status != 0 ]]; then
 	log "*** ERROR: Git reported a failure! ***"
 	exit 1
@@ -59,4 +61,6 @@ else
 	log "*** WARNING: Unknown Situation ***"
 fi
 
+## Success! ##
+
 exit 0