Add doctests for fix_invalid_geos_multipolygon
Add doctests for fix_invalid_geos_multipolygon

Code4SA/mapit,Code4SA/mapit,Sinar/mapit,chris48s/mapit,opencorato/mapit,Code4SA/mapit,opencorato/mapit,opencorato/mapit,Sinar/mapit,New-Bamboo/mapit,New-Bamboo/mapit,chris48s/mapit,chris48s/mapit