First shot at MapInfo FKG version

NB: not tested
Cleaning the fkg_mapinfo schema
refactorized
Functions to create alle views / procedures
Started by copyfrom main README.md
Tilrettet teksten grundlæggende
Opsæt Mapinfo rettet
Tilføjet Mapinfo beskrivelse
Cascade drop trigger and avoid updating objekt_id and versions_id
Significant changes to harmonize README.md for Mapinfo
Semicolon added after view definition
Added +x to make_install.sh
Added Mapinfo-specific make_install.sh
Merge branch 'develop' of github.com:OpenFKG/fkg-postgresql into develop
Better explanations to developers
Altered path to global README.md
Added links
Mapinfo beskrivelse rettet
Merge branch 'develop' of https://github.com/OpenFKG/fkg-postgresql into develop
Several corrections

1) Cascade drop af function
2) System columns omitted