MINOR level release
Changes:
- #361 Adds the extension feature as per SC mandate
- #363 Remove
weightproperties from the schema (these were technical side-effects of old tooling and not actual properties of the 360Giving standard) - #365 Fixed the Grant Schema URI in the schema file
- #367 Fixed description of FRG050 in regrantType.csv
- #366 Fixed column headings of geoType.csv codelist
- #380 Adds extensions and DEI documentation