Tons of fixes to prepare for staged releases.

server/models/ShareNote.js

@@ -75,7 +75,7 @@ ShareNote.addUserToSharedNote = (userId, noteId, shareUserId, masterKey) => {
 			const sharedUserNoteId = rows[0]['insertId']
 
 			//Emit update count event to user shared with - so they see the note in real time
-			SocketIo.to(shareUserId).emit('update_counts')
+			SocketIo.to(`user:${shareUserId}`).emit('update_counts')
 
 			let success = true
 			return resolve({success, shareUserId, sharedUserNoteId})