Drop "full" size

[jpstroop]

See #663 (comment)

[azaroth42]

👍 to killing full in 3.0

[mikeapp]

👍 to killing full

[tomcrane]

👍

[zimeon]

👍 to deprecating full as of 2.1 and killing in 3.0

[zimeon]

Discussion at The Hague, syntax will change from /full/full/0/default to '/full/max/0/default`, servers might well redirect anyway. Might be useful to note the history in the 3.0 spec