Try “Resetting the Config” it will cause ODK-X to re-read the files. ODK-X does not do a full reload of config to save time on opening the application. There is logic to determine when to run a full reload. However, you are pushing files so ODK-X framework on the mobile device is unaware of your changes likely.
See: ODK2 Simple Demo Application problem - #2 by W_Brunette