When I try to download any large app from the Play Store (v 4.3.11), it stays at "downloading" and doesn't go anywhere. I'm able to download small apps such as Angry Birds without a problem.
My GApps is version 4.3 gapps-jb-20130813. I'm using CyanogenMod 10.2 (Android 4.3) Nightly on a Droid 4.