accepts KML GeometryCollection objects
text for old GeomCollection markup
Split toGeoJSON() array building into getGeoArray()

toGeoJSON() now just run json_encode() on the array output.
This means you can get the array to push into another GeoJSON array
before encoding, and avoid decoding just to reencode.
Merge pull request #8 from ushahidi/simplify-getgeojson

Split toGeoJSON into 2 functions
Merge branch 'kml_geometrycollection' of https://github.com/amenadiel/gisconverter into amenadiel-kml_geometrycollection
Code style fixes
Merge branch 'amenadiel-kml_geometrycollection'