PoC ili2py R&D - Don't merge!

[signedav]

ili2py

• find . -type f -name "*.py" -exec sed -i 's/from ili2py./from QgisModelBaker.libs.modelbaker.libs.ili2py./g' {} +
• missing init.py

Funtions

• Drag'n'drop viewer unfinished
• Enum type check and field value map:
  • Get Model from DB
  • Create Value Map
• Detect BASKET OID before settings, so one could know what ili2db params need to be set

Backend

Requires ili2py branch in the library opengisch/QgisModelBakerLibrary#153