MQTT: add JSON payload corresponding to IEC Structured types
- uses https://github.com/cesanta/frozen
- frozen.c is added as a resulting c file in generat_C (fix toolchain_gcc.py as it was breaking dependency checking)
- structured types are converted to C #define, in turn generating json_scanf and json_printf statements
#!/bin/sh
INKSCAPE=inkscape
for fname in `ls *.svg`; do
for i in `cat $fname |grep -o -e '%%[^%]*%%'|sed 's/%//g'`