Ignore #blocks that aren't entirely numeric.

Change-Id: Icec7af3a94a82722769ed5c2e0f3161433d399fe
Rename the trac plugin to allow for being more general.

Change-Id: If706da3b74dfdede8ba27b6c53f915c79cebbeb6
Rename constant

Change-Id: I58d3e0aab63eee39c974a56375d5fe9b4e1610bf
Allow for other forms of test.

Break our dummy PrivMessage into a base class and
a couple of children that allow for different styles
of test interrogation.

Change-Id: I94fd616f02a63d10cfe66edddaa32daa512dcf85
Add RSpec tests for the sr-links plugin.

These are much better than the current, partially manual, tests
for a number of reasons. The primary ones being the certainty of
the validation and its speed.

Change-Id: I3db5e1687f699670bbd69e534d6e97c44a139415