Message handling: allow non-const operations

Description

cf. https://groups.google.com/forum/#!topic/fix8-support/2WMFzPsWjTo

Router message handlers should be able to perform non-const operations on members, or have another means of mutating state.

Environment

None

Status

Assignee

David Dight

Reporter

Roy

Labels

None

Branch

dev

Products

None

Components

Fix versions

Affects versions

1.0.0

Priority

Major
Configure