[ADD] API for Client-side Settings
Using LocalStorage
Load the API into the browser
[MOD] Always use JSON
To parse and stringify what we want to store.
[MOD] Remove the use of RED.settings in main.js
[MOD] Save the state of menu item
Only for toggle one.
[MOD] Don't show the Sidebar when activating a tab
Call resize on the tabs after the display of the Sidebar
Merge branch 'ui-localstorage' of github.com:Belphemur/node-red into ui-localstorage