Install scripts as well as library

This installs the samples as utilities that can be invoked in the path.
With this, some testing and exploration may be made easier.

Change-Id: I5b7ae5b6e30eea3070dfbcb93d23802b8308d281

README

@@ -1,4 +1,4 @@
 This is a pure python implementation of IPMI protocol.
 
-ipmictl.py is a sample application to roughly show the most simple approach to
-invoking the library.
+pyghmicons and pyghmiutil are example scripts to show how one may incorporate
+this library into python code

setup.py

@@ -18,5 +18,6 @@
 import setuptools
 
 setuptools.setup(
+    scripts=['bin/pyghmicons', 'bin/pyghmiutil'],
     setup_requires=['pbr'],
     pbr=True)