Updated application.properties (set last grails version)
Update Config.groovy with grails 2.2 defaults.
Remove spaces from empty lines.
Convert encode method from closure to standard method.
Change normalization mode from NFD to NFKD.
Minor refactor SlugCodec and add more unit tests.
Merge pull request #5 from niwibe/bug/unicode-cleaning

SlugCodec minor refactor + unittests