1568639 installation scripts

added the ./setup.py script.
added the */__init__.py files.
modified the import instruction (import from pywmgeneral).

pywmseti/__init__.py

@@ -0,0 +1 @@
+from pywmseti import *

pywmseti/pywmseti.py

@@ -37,7 +37,7 @@ import time
 import getopt
 import os
 
-import pywmhelpers
+from pywmgeneral import pywmhelpers
 
 width = 64
 height = 64