Split remaining controllers into separate files. Added iOS homescreen icon. Removed additional logging from weather module.

controllers/weather/updateWeather.js

@@ -0,0 +1,16 @@
+const asyncWrapper = require('../../middleware/asyncWrapper');
+const getExternalWeather = require('../../utils/getExternalWeather');
+
+// @desc      Update weather
+// @route     GET /api/weather/update
+// @access    Public
+const updateWeather = asyncWrapper(async (req, res, next) => {
+  const weather = await getExternalWeather();
+
+  res.status(200).json({
+    success: true,
+    data: weather,
+  });
+});
+
+module.exports = updateWeather;