Test context calls through to registry expect method
User message configured in expectations object
Added api call for setting a message. Not fully hooked in yet
With user message fully integrated into api
Converted test cases to using withUserMessage().expect() rather than expect().withUserMessage()
Converted remaining test classes to use withUserMessage().expect() rather than expect().withUserMessage()
Updated documentation of user messages with putting user messages at the start of lines
Merge pull request #105 from iain-peddie/test-context

Test context