ProxSpace v3.10

Changelog:

• Made installing from release faster
• Updated msys2 base to 20210725
• Updated packages
• Added ps-restoremirrors command
• Added cleanup script for releases

This version includes:

• msys2-x86_64-20210725
• arm-none-eabi-gcc
• arm-none-eabi-gdb
• OpenOCD
• git
• make
• cmake
• gcc
• gdb
• Qt5
• readline
• pkg-config
• libsndfile
• lua
• bzip2
• python
• jansson
• opencl