Searching, url indexing

* Added a help page
* Cleaned up home and login pages
* Menu is hidden when on notes section of app
* Added username to login data
* Notes now change to the color selected for the note
* Note save function has a 500ms debounce to prevent spamming
* Solr results now displays content from notes, tags and attachments
* All note data is now indexed in solr
* Notes containing URLs are now scraped and put into tag solr index
* Attachments that are removed from note are deleted when url is removed
* Minor little tweaks and fixes all over the place

server/routes/user.js

@@ -17,7 +17,7 @@ router.get('/about', function (req, res) {
 	User.getUsername(req.headers.userId)
 	.then( data => res.send(data) )
 })
-// define the about route
+// define the login route
 router.post('/login', function (req, res) {
 
 	//Pull out variables we want
@@ -26,7 +26,8 @@ router.post('/login', function (req, res) {
 
 	let returnData = {
 		success: false,
-		token: ''
+		token: '',
+		username: ''
 	}
 
 	User.login(username, password)
@@ -35,6 +36,8 @@ router.post('/login', function (req, res) {
 			//Return json web token to user
 			returnData['success'] = true
 			returnData['token'] = loginToken
+			returnData['username'] = username
+
 			res.send(returnData)
 		})
 		.catch(e => {