[Telemetry] Reorganize everything.

tools/telemetry/telemetry/page/page_set_unittest.py

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 import os
 import tempfile
 import unittest
 
-from telemetry import page_set
+from telemetry.page import page_set
 
 simple_archive_info = """
 {
 "archives": {
   "data_01.wpr": ["http://www.foo.com/"],
   "data_02.wpr": ["http://www.bar.com/"]
 }
 }
 """
 
@@ skipping 19 matching lines @@
         f2.flush()
         ps = page_set.PageSet.FromFile(f2.name)
 
     self.assertEquals('hello', ps.description)
     self.assertEquals(archive_data_file, ps.archive_data_file)
     self.assertEquals(2, len(ps.pages))
     self.assertEquals('http://www.foo.com/', ps.pages[0].url)
     self.assertEquals('http://www.bar.com/', ps.pages[1].url)
     self.assertEquals('data_01.wpr', os.path.basename(ps.pages[0].archive_path))
     self.assertEquals('data_02.wpr', os.path.basename(ps.pages[1].archive_path))