v0.2.0: Consumer Host Support

Highlights

• Adds host for running / stopping / pausing / un-pausing consumers based on OS process signals.
• Bug fix: don't copy message id when following a message.
• Simplify creation of command category names.

Commits

9eede95 package: update dependencies
05b225e messaging: follow: clear id when copying fields
913eefd message-store: category: support creating command category name
b279661 message-store: memory: mimic async behaviour
b5eb85a consumer: retry and log errors fetching initial position
3e873ac logging: extract throttleErrorLogging from consumer
218e1f7 host: support stop, pause, unpause of host
e74d4c6 host: refactor tests
81f6be8 host: initial implementation (missing logging)
91d149a runner: extract exampleRunner