* Convert `sandbox` to `template`

clobber all caller saved registers when calling an init_array

Ardulink - control power instead of reset

 * Resolving unlock bug in halt mode modification.
 * Start to generalize block sizes.
 * Allow for full-erase-fast-program.
 * Almost have USB bootloader working.

Make Ardulink compilable on Windows

cleanup and simplify AH fix for ch32v307 read memory

2. Remove ardulink warning - if someone adds support they add support, if not no need for a warning.