Small update to style for icons. tweaked pm2 runner to work with deploy script

server/ecosystem.config.js

@@ -1,7 +1,11 @@
 module.exports = {
   apps : [{
     name: 'NoteServer',
-    script: 'server/index.js',
+    script: 'index.js',
+    // Both relative to this file, not to whatever directory pm2 was invoked
+    // from. deploy.sh runs pm2 from the repo root, so without cwd pm2 resolves
+    // script against the root and dies with "Script not found: .../index.js".
+    cwd: __dirname,
 
     // Options reference: https://pm2.io/doc/en/runtime/reference/ecosystem-file/
     // args: 'one two',