Install and configure guard-minitest. [#1]
Add a condition so we don't see lots of warnings.
Switch to RSpec. [#4]
Merge branch '4-rspec' [closes #4]
Merge branch 'master' into 1-class-method-interface
Switch Guard plugin to RSpec. [#1]
Include Positron::ClassMethods. [#1]
Define anonymous DB class. [#1]