add podspec file
add podspec file

edison9888/FDSlideBar,CoderJackyHuang/FDSlideBar,yimouleng/FDSlideBar,JeeLiu/FDSlideBar,zhenshub/FDSlideBar,HelloWilliam/FDSlideBar,fergusding/FDSlideBar,hejunbinlan/FDSlideBar,sujeking/FDSlideBar,shenyuan000/FDSlideBar,YotrolZ/FDSlideBar,jonesgithub/FDSlideBar,KBvsMJ/FDSlideBar