Least change to adapt with python3

change some syntax
- except clause
- unicode -> bulitins.str
- sqllite uri
- fix import local path
- 01 to 1  (0 is meaningless)

add module
- future
- builtins (from future)
- imp (python3 )
- past (from future)
- sqlalchemy (update one)

refer to
http://python-future.org/compatible_idioms.html

cps.py

@@ -6,7 +6,9 @@ import sys
 
 base_path = os.path.dirname(os.path.abspath(__file__))
 # Insert local directories into path
-sys.path.insert(0, os.path.join(base_path, 'vendor'))
+sys.path.append(base_path)
+sys.path.append(os.path.join(base_path, 'cps'))
+sys.path.append(os.path.join(base_path, 'vendor'))
 
 from cps import web
 from tornado.wsgi import WSGIContainer