LL 17.3.14. Green in Sherpa: Author's Pre-print: author can archive pre-print (ie pre-refereeing)
Author's Post-print: 	author can archive post-print (ie final draft post-refereeing)
Publisher's Version/PDF: author cannot archive publisher's version/PDF,
Requested (Burke) Accepted version & permission, 1.4.14-MMM. Received file of publisher v. only, requested again explaining version, 16.5.14-MMM. Author (Burke) requested to have citation level only, 11.6.14-MMM. Supporting documentation added to dark upload - HD 24/10/17