switch html5lib to new pkg layout

test/support.dart

Index: test/support.dart
diff --git a/tests/support.dart b/test/support.dart
similarity index 96%
rename from tests/support.dart
rename to test/support.dart
index d3be471b8f12835ef0a3e9a9b0d56ed7b8b5e77d..fcb8ec9410813595607f819b086b114c2c07ae61 100644
--- a/tests/support.dart
+++ b/test/support.dart
@@ -2,8 +2,8 @@
 #library('support');
 
 #import('dart:io');
-#import('../treebuilders/base.dart');
-#import('../treebuilders/simpletree.dart');
+#import('package:html5lib/src/treebuilder.dart');
+#import('package:html5lib/dom.dart');
 
 typedef TreeBuilder TreeBuilderFactory(bool namespaceHTMLElements);
 
@@ -25,7 +25,7 @@ Future<List<String>> getDataFiles(String subdirectory, [FileMatcher matcher]) {
 
   // TODO(jmesserly): should have listSync for scripting...
   // This entire method was one line of Python code
-  var dir = new Directory.fromPath(new Path('tests/data/$subdirectory'));
+  var dir = new Directory.fromPath(new Path('test/data/$subdirectory'));
   var lister = dir.list();
   var files = <String>[];
   lister.onFile = (file) {