Fixed build issue in FOSS - Legecy versions FOSS version. Note: If running Android 4 you must use the OctoTouchController.apk

OctoTouchController is a dedicated touch screen controller for Octoprint supporting older Android phones / tablets (Android 4.X; device specs: Android 4.x or above, 4inch screen with a minimum resolution of 680x340). Reclaim those old Phones / Tablets that are sitting around that DO NOT have access to the Google store anymore! This is not a replacement for Octoprint but a way to add a touch screen to your printer using old hardware. Add a dedicated touch screen to your 3D printer! Supported Octoprint Plugins include: Cura Thumbnails Prusa Thumbnails WLED PSUControl ws281z LED Note: If you have a version older than 2.x installed on your device, you will need to uninstall that first before being able to install v2.x or higher. A direct update is not possible, and a change of signing keys has been made to prevent it.