Add S02-types/array-shapes.t: properly fudged now
Add X::Op::TheseTwo exception
Add candidates for illegal +/- with Instants

using the new X::Op::TheseTwo exception
Revert "Add candidates for illegal +/- with Instants"

This reverts commit 9f4db347c191848101a2baf2b1d02fed37409091.
Revert "Add X::Op::TheseTwo exception"

This reverts commit a22a00a252d8912a92ebfdbd823ac1b634cf5af8.
Merge branch 'nom' into lolly

Just to make sure we're in sync.