Artem Pavlenko 00787ec12d + implement 'filter' iterator to output key/value pairs ... where value is not value_null(). + use it in json::feature_generator to have more compact json		2012-02-23 10:21:29 +00:00
..
mapnik	+ implement 'filter' iterator to output key/value pairs	2012-02-23 10:21:29 +00:00