Updated to Qunit 1.13.0. Minified all test resources.
Version bump: 0.18.17. Added two features: log prefix formatting and separating prefixes.
Add a few minor tests for separatePrefix, defaultAppender, and format. They will be tested in greater length in their own module.
Added test module template for log formatting.
Added tests for testing log prefix formatting.
Extend Logger.config documentation to include separatePrefix.
Added documentation for log formatting.
Removed documentation that was referencing the now removed toString method.
Merge branch 'develop'