v2.4.0

Changed

• Made metadata files on shp file exports have a "shp.xml" extension
• Using outSR in place of a URLs wkid to reproject data

Added

• A centralized spatial reference parsing class that is exposed in lib/BaseModel.js and used in lib/Exporter.js
• Adds support for options.wkid, options.wkt, or options.outSR in lib/Exporter.js