TSOP1738: Add debug prints

Signed-off-by: Zarko Kostadinovski <zare_aw@yahoo.com>
FLASH: Add register and unregister callback functionality for reinit interrupt callbacks

Signed-off-by: Zarko Kostadinovski <zare_aw@yahoo.com>
TSOP1738: Register interrupt reinit function in FLASH management

Signed-off-by: Zarko Kostadinovski <zare_aw@yahoo.com>