1.0.0

- the following fields must be present:
	UUID
	name
	reference to reference flow (section quantitative reference)
	reference year
	data set valid until
	location
	technology description
	technical purpose
	reviewer name and institution
	dataset version
	date of last revision
	owner of dataset

- type of dataset must be "EPD"
 
- subtype must be one of 'generic dataset','representative dataset','average dataset','specific dataset','template dataset'

- compliance to 15804 compliance system must be declared

- reference to dataset format: both 'ILCD format 1.1' and 'EPD Data Format Extensions' must be declared

- all indicators must be present

- module name must be one of A1|A2|A3|A4|A5|A1-A3|B1|B2|B3|B4|B5|B6|B7|C1|C2|C3|C4|D

- warning if any indicator value for modules A1,A2,A3,A1-A3 is negative except for GWP/POPC/CRU/MFR/MER/EEx

- error if module D is declared, but no module C

- check whether a valid reference flow property is present in the reference flow dataset

- error when no background database has been declared (currently either generic GaBi or ecoinvent)
