Added warning note about Angular2 not yet ready for production intended apps.
Added warning note about Angular2 not yet ready for production intended apps.

ninnemana/node-battle,jasonaden/taking-notes,xdemocle/angular2-minimalist-starter,shootermv/angular2-minimalist-starter,shootermv/angular2-minimalist-starter,rogerpadilla/angular2-minimalist-starter,shootermv/angular2-minimalist-starter,marcin-wosinek/angular2-minimalist-starter,rogerpadilla/angular2-minimalist-starter,rogerpadilla/angular2-minimalist-starter,marcin-wosinek/angular2-minimalist-starter,xdemocle/angular2-minimalist-starter,marcin-wosinek/angular2-minimalist-starter,ninnemana/node-battle,jasonaden/taking-notes,jasonaden/taking-notes,xdemocle/angular2-minimalist-starter