Jump to Bootloader: In the previous version it was hard to get into the bootloader at startup. Rootcause was a change in the timing of the loop operations which detect a key press. The countdown values have been increased to allow an easier jump to the bootloader

Imported from Ac6/SystemWorkbench/plugins/fr.ac6.mcu.firmware_1.14.7.201711101414/resources/builtin/:
* File syscalls.c