Renamed exports dir to selections
Fixed .gitignore
aspect ratio in variable
Updated selections page
Renamed 'bouwjaar' demo to 'buildings'
Merge branch 'master' of gits:city_sdk
Fixed jpg error
Sorted
more old support
properties with /
Removed duplicate entry in modalities table
Merge branch 'master' of gits:city_sdk
layer rdf type
Merge branch 'master' of gits:city_sdk
prefixes en rdf:type mapping
better field detection
add istanbul doc
small update