Merge branch 'ttpwa-004' into 'development'

Fixes and tidying up the server side of the sockets

See merge request martind2000/traintimesPWA!11

.gitignore

@@ -151,4 +151,4 @@ fabric.properties
 /src/es2016/bundle.js.map
 /src/backbone/bundle.js.map
 
-!/db/twitter.db
+/db/twitter.db

server/lib/twitter.js

@@ -38,6 +38,7 @@ function buildList() {
 }
 
 function startTweetUpdates() {
+  logger.warn('StartTweetUpdates');
   intervalID = setInterval(() => {
     doTweetUpdates();
   }, 10000);
@@ -72,5 +73,8 @@ exports.updates = (newEmitter) => {
   logger.warn('Setting events');
   eventEmitter = newEmitter;
   buildList();
-  startTweetUpdates();
+  
+  setInterval(() => {
+    startTweetUpdates();  
+  }, 30000);
 };