New grunt task 'dev' to start server + watch
New grunt task 'dev' to start server + watch

closes #95

jiangjunt/fancytree,spilmert/fancytree,Koloto/fancytree,Mats0/fancytree,HobieCat/fancytree,grandmanitou/fancytree,HobieCat/fancytree,dewhisna/fancytree,Aliccer/fancytree,hglty07/fancytree,HobieCat/fancytree,jiangjunt/fancytree,instein2014/JQuery,dewhisna/fancytree,grandmanitou/fancytree,spilmert/fancytree,dewhisna/fancytree,spilmert/fancytree,instein2014/JQuery,Mats0/fancytree,hglty07/fancytree,Aliccer/fancytree,hglty07/fancytree,jiangjunt/fancytree,Koloto/fancytree,grandmanitou/fancytree,Aliccer/fancytree,Koloto/fancytree