Add custom post type info to readme
Add custom post type info to readme

Oliviergg/storytime,braindeaf/storytime,bidah/storytime,harrykiselev/storytime,braindeaf/storytime,bidah/storytime-manentail,Oliviergg/storytime,braindeaf/storytime,CultivateLabs/storytime,matiasgarcia/storytime,hoanghiep90/storytime,matiasgarcia/storytime,CultivateLabs/storytime,Oliviergg/storytime,harrykiselev/storytime,bidah/storytime-manentail,matiasgarcia/storytime,hoanghiep90/storytime,bidah/storytime-manentail,bidah/storytime,CultivateLabs/storytime,FlyoverWorks/storytime,FlyoverWorks/storytime,harrykiselev/storytime,FlyoverWorks/storytime,bidah/storytime,hoanghiep90/storytime