[TealentSignal] ISCO08 classification for occupationalCategory instead of BLS O*NET-SOC

Hello all, there is a discussion on going on the schema.org github issue 
tracker about classificiation of occupational categories.

https://github.com/schemaorg/schemaorg/issues/2192

Any comments?

Phil

-- 

Phil Barker <https://people.pjjk.net/phil>. http://people.pjjk.net/phil
PJJK Limited <https://www.pjjk.co.uk/>: technology to enhance learning; 
information systems for education.
CETIS LLP <https://www.cetis.org.uk/>: a cooperative consultancy for 
innovation in education technology.

PJJK Limited is registered in Scotland as a private limited company, 
number SC569282.
CETIS is a co-operative limited liability partnership, registered in 
England number OC399090