Revert "* [ios] iconfont refactor"
Revert "* [ios] iconfont refactor"

This reverts commit 6cca6f8a8d7e852830299cf183d91701a159a3d3.

xiayun200825/weex,cxfeng1/incubator-weex,KalicyZhou/incubator-weex,yuguitao/incubator-weex,alibaba/weex,KalicyZhou/incubator-weex,dianwodaMobile/DWeex,MrRaindrop/incubator-weex,cxfeng1/incubator-weex,weexteam/incubator-weex,yuguitao/incubator-weex,xiayun200825/weex,KalicyZhou/incubator-weex,erha19/incubator-weex,leoward/incubator-weex,miomin/incubator-weex,acton393/incubator-weex,acton393/incubator-weex,leoward/incubator-weex,leoward/incubator-weex,cxfeng1/incubator-weex,Hanks10100/incubator-weex,Hanks10100/incubator-weex,erha19/incubator-weex,alibaba/weex,leoward/incubator-weex,miomin/incubator-weex,miomin/incubator-weex,Hanks10100/incubator-weex,leoward/incubator-weex,weexteam/incubator-weex,dianwodaMobile/DWeex,alibaba/weex,miomin/incubator-weex,xiayun200825/weex,alibaba/weex,acton393/incubator-weex,cxfeng1/incubator-weex,cxfeng1/incubator-weex,MrRaindrop/incubator-weex,yuguitao/incubator-weex,Hanks10100/incubator-weex,miomin/incubator-weex,dianwodaMobile/DWeex,erha19/incubator-weex,xiayun200825/weex,erha19/incubator-weex,xiayun200825/weex,acton393/incubator-weex,acton393/incubator-weex,Hanks10100/incubator-weex,erha19/incubator-weex,weexteam/incubator-weex,MrRaindrop/incubator-weex,KalicyZhou/incubator-weex,erha19/incubator-weex,dianwodaMobile/DWeex,alibaba/weex,acton393/incubator-weex,alibaba/weex,leoward/incubator-weex,acton393/incubator-weex,Hanks10100/incubator-weex,MrRaindrop/incubator-weex,miomin/incubator-weex,dianwodaMobile/DWeex,erha19/incubator-weex,KalicyZhou/incubator-weex,alibaba/weex,erha19/incubator-weex,KalicyZhou/incubator-weex,miomin/incubator-weex,yuguitao/incubator-weex,MrRaindrop/incubator-weex,yuguitao/incubator-weex,xiayun200825/weex,miomin/incubator-weex,dianwodaMobile/DWeex,yuguitao/incubator-weex,acton393/incubator-weex,weexteam/incubator-weex,weexteam/incubator-weex,MrRaindrop/incubator-weex,weexteam/incubator-weex,cxfeng1/incubator-weex,Hanks10100/incubator-weex,Hanks10100/incubator-weex