Fix popular typos (#355)

core/chat/server.go

@@ -110,7 +110,7 @@ func (s *server) Listen() {
 			delete(s.Clients, c.socketID)
 			s.listener.ClientRemoved(c.socketID)
 
-			// message was recieved from a client and should be sanitized, validated
+			// message was received from a client and should be sanitized, validated
 			// and distributed to other clients.
 		case msg := <-s.sendAllCh:
 			// Will turn markdown into html, sanitize user-supplied raw html

core/storageproviders/s3Storage.go

@@ -103,7 +103,7 @@ func (s *S3Storage) SegmentWritten(localFilePath string) {
 // VariantPlaylistWritten is called when a variant hls playlist is written
 func (s *S3Storage) VariantPlaylistWritten(localFilePath string) {
 	// We are uploading the variant playlist after uploading the segment
-	// to make sure we're not refering to files in a playlist that don't
+	// to make sure we're not referring to files in a playlist that don't
 	// yet exist.  See SegmentWritten.
 	if _, ok := _queuedPlaylistUpdates[localFilePath]; ok {
 		_, err := s.Save(localFilePath, 0)