- removed CardRefresh from menu while not exist
- removed data-accordion="true" from sidebar nav
- updated assets
- created javascript/layout
- finished javascript/push-menu
- created javascript/treeview
- created javascript/widget
- finished javascript/control-sidebar
- created javascript/direct-chat
- created javascript/todo-list
- updated docs assets
- added yarn install info
- overhauled color parts in layout.md
- added components/main-sidebar, /control-sidebar & /cards
- updated title in components/main-header
- created blank pages javascript/control-sidebar& /push-menu to ensure docs generation
- renamed Sidebar to Main Sidebar