Change spec version for tests with v0.3.0.

Author: rottmann

lib/index.js

@@ -16,7 +16,7 @@ var ParserError    = require('./errors/parser_error');
 var WorkerError    = require('./errors/worker_error');
 
 // const
-var SPECIFICATION_VERSION = '0.2.0';
+var SPECIFICATION_VERSION = '0.3.0';
 
 var defaults = {
     excludeFilters: [],