moved all sources to src directory

src/services/event_log.js

@@ -0,0 +1,22 @@
+const sql = require('./sql');
+const utils = require('./utils');
+const log = require('./log');
+
+async function addEvent(comment) {
+    await addNoteEvent(null, comment);
+}
+
+async function addNoteEvent(noteId, comment) {
+    await sql.insert('event_log', {
+       noteId : noteId,
+       comment: comment,
+       dateAdded: utils.nowDate()
+    });
+
+    log.info("Event log for " + noteId + ": " + comment);
+}
+
+module.exports = {
+    addEvent,
+    addNoteEvent
+};