Accept and ignore colon between key and value in map literals

Description

Original title was 'treat colons as whitespace' which isn't a problem description but a (flawed) implementation approach

For JSON compatibility
known problems when no spaces - x:true and y:false

Environment

None

Status

Assignee

Unassigned

Reporter

Stuart Halloway

Labels

Approval

None

Patch

None

Fix versions

Priority

Major
Configure