Update dev dependencies.
Update dev dependencies.

* Coverage report now automatically opens in the browser.
* `npm run test-browser` opens the browser tests.

IlianStefanov/q,homer0/q,willsmth/q,kriskowal/q,cgvarela/q,cgvarela/q,criferlo/q,bnicart/q,signpost/q,dracher/q,jymsy/q,jymsy/q,b12consulting/q,miamarti/q,bnicart/q,yizziy/q,npmcomponent/techjacker-q,welbornio/q,homer0/q,liwangbest/q,b12consulting/q,ajunflying/q,X-Bird/q,pwmckenna/q,zhangwenquan/q,pwmckenna/q,ShopCo/q,yizziy/q,linalu1/q,greyhwndz/q,willsmth/q,darkdragon-001/q,Muffasa/q,behind2/q,mcanthony/q,harks198913/q,criferlo/q,SarunasAzna/q,dracher/q,manushthinkster/q,behind2/q,aramk/q,manushthinkster/q,X-Bird/q,potato620/q,signpost/q,harks198913/q,rasata/q,potato620/q,CozyCo/q,welbornio/q,lvdou2518/q,Zeratul5/q,ShopCo/q,kriskowal/q,linalu1/q,IbpTeam/node-q,lvdou2518/q,mcanthony/q,darkdragon-001/q,IbpTeam/node-q,gustavobeavis/q,gorcz/q,rasata/q,CozyCo/q,npmcomponent/microjs-q,100star/q,gustavobeavis/q,ajunflying/q,liwangbest/q,IlianStefanov/q,kevinsawicki/q,SarunasAzna/q,greyhwndz/q,lidasong2014/q,lidasong2014/q,Zeratul5/q,gorcz/q,aramk/q,Muffasa/q,STRd6/q,miamarti/q,zhangwenquan/q