current state
Revert "current state"

This reverts commit b010751a657ace032a05a91744edf054f8fdbf37.
enabled warnings for debug compilation
implemented positinal parameters type validation in procedure.cpp
added all existing tests
adapted parser + writer for positional parameters
fixed specification.cpp tests
fully implemented positional parameters, aside named parameters
added comments to example specification
fixed gitignore
added release notes
style fix