HD 10/7/17. --
Green in Sherpa: Author's Pre-print: 	green tick  author can archive pre-print (ie pre-refereeing)
Author's Post-print: 	green tick  author can archive post-print (ie final draft post-refereeing)
Publisher's Version/PDF: 	cross  author cannot archive publisher's version/PDF
General Conditions: 	

    Author's pre-print or Author's post-print allowed on author's personal website or Institutional repository
    Author's pre-print and Author's post-print not allowed on subject-based repository
    Must link to publisher version with DOI
    Publisher's version/PDF cannot be used
    Published source must be acknowledged
    Non-commercial. --
Full-text (accepted v.) added, Status refereed added,  12.7.17-MMM.  publisher's version/PDF added to dark upload for ERA LL 6/3/18