metomi/rose#304: improve value macro
initial work
more work
monty python references
Add upgrade API
metomi/rose#419: fix
metomi/rose#419: more tidying
metomi/rose#419: more tidying
metomi/rose#419:improved documentation
metomi/rose#419: more tidy-ing
#419, #420: improve other links
#419, #420: tidy
#419, #420: update metadata
#419, #420: implement feedback
#419, #420: clarify locations
#419, #420: tidy
Merge branch 'master' into 419.upgrade-usage
#419, #420: path fix
#419, #420: adjust directory
Merge pull request #412 from benfitzpatrick/304.range-derived-type

metomi/rose#304: improve value macro. Closes #304