Update screenshot for 1.4 release (#1255)
Update screenshot for 1.4 release (#1255)

Fixes problems of: https://github.com/kubernetes/dashboard/pull/1247
lenartj/dashboard,digitalfishpond/dashboard,kenan435/dashboard,cnwalker/dashboard,danielromlein/dashboard,f-higashi/dashboard,IanLewis/dashboard,cheld/dashboard,kubernetes/dashboard,ammeon/dashboard,zreigz/dashboard,kubernetes/dashboard,lenartj/dashboard,zreigz/dashboard,vlal/dashboard,floreks/dashboard,digitalfishpond/dashboard,vin/dashboard,IanLewis/dashboard,kenan435/dashboard,f-higashi/dashboard,rf232/dashboard,ammeon/dashboard,cheld/dashboard,kubernetes/dashboard,bryk/dashboard,cheld/dashboard,vlal/dashboard,floreks/dashboard,lenartj/dashboard,danielromlein/dashboard,ammeon/dashboard,rf232/dashboard,floreks/dashboard,kubernetes/dashboard,f-higashi/dashboard,digitalfishpond/dashboard,tangfeixiong/dashboard,cnwalker/dashboard,digitalfishpond/dashboard,tangfeixiong/dashboard,rf232/dashboard,kenan435/dashboard,kubernetes/dashboard,IanLewis/dashboard,vin/dashboard,vin/dashboard,bryk/dashboard,bryk/dashboard,vlal/dashboard,danielromlein/dashboard,floreks/dashboard,tangfeixiong/dashboard,danielromlein/dashboard,vin/dashboard,f-higashi/dashboard,zreigz/dashboard,bryk/dashboard,cheld/dashboard,lenartj/dashboard,cnwalker/dashboard,rf232/dashboard,IanLewis/dashboard,kenan435/dashboard,ammeon/dashboard,tangfeixiong/dashboard,zreigz/dashboard,cnwalker/dashboard,vlal/dashboard,floreks/dashboard