Vance Lucas 4123e185f4 Add error messages with basic translation support
* Initial English error messages file and directory
 * Setup methods to specify language and directory to find lang files in
 * Change 'alphaDash' validation name to 'slug' for URL slugs
 * Now passing all parameters to error message via `vsprintf`
 * Add `message` convenience method to easily specify custom message on
   last validation rule
 * Add tests for error messages
2013-02-02 20:10:02 -06:00
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