Call init test config for generating human-friendly test results.

Review URL: https://codereview.chromium.org//12218062

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@18234 260f80e4-7a28-3924-810f-c04153c831b5

utils/tests/pub/pub_test.dart

@@ -42,6 +42,8 @@ final VERSION_STRING = '''
     ''';
 
 main() {
+  initConfig();
+  
   integration('running pub with no command displays usage', () {
     schedulePub(args: [], output: USAGE_STRING);
   });