mention about unit testing bundle in readme
mention about unit testing bundle in readme

dbarden/specta,Vungle/specta,iguchunhui/specta,specta/specta,github/specta,ashfurrow/specta,PatrykKaczmarek/specta,rad3ks/specta,adamkaplan/specta,Taptera/specta,hanangellove/specta,ExtremeMan/specta,alvinvarghese/specta,mickeyreiss/specta,Lightricks/specta,ShawnLeee/specta,lmtim/specta,iosdev-republicofapps/specta,jmoody/specta,wessmith/specta,segiddins/specta,flovilmart/specta,ernestopino/specta