Sat, 12 Jan 2019 13:57:16 +0300remove LogMessage prototype from plc_main_head.c
Andrey Skvortsov <andrej.skvortzov@gmail.com> [Sat, 12 Jan 2019 13:57:16 +0300] rev 2503
remove LogMessage prototype from plc_main_head.c

it's not needed, because prototype is included in beremiz.h
But it caused problems with TARGET_LOGGING_DISABLE.