Revert "Applied inttypes.h casting consistently"

This reverts commit 6ccf883bee2776840ec810832a5e30f7204f49df.
merged with microtherion for ATtiny's
Added support for DigiSpark
mostly by adding defines as to select which decodes, to fit in Tiny's size.
updated keywords.txt
add public function to manually turn on or sending marks
initial add of IRsendDemoMagi.ino