Adding MANIFEST.in and fixing .gitreview

Bit-rot from no development going on has led to some problems. The
.gitrview file points at the old named repo. MANIFEST.in is needed to
make sure we have README.md to satisfy setup.cfg using it for the long
description.

Change-Id: I9ba5b2c1eda349b26d24833ebd5cbd5244584311

.gitreview

@@ -1,4 +1,4 @@
 [gerrit]
 host=review.openstack.org
 port=29418
-project=stackforge/os-config-applier.git
+project=stackforge/os-apply-config.git

MANIFEST.in

@@ -0,0 +1,7 @@
+include AUTHORS
+include ChangeLog
+include README.md
+exclude .gitignore
+exclude .gitreview
+
+global-exclude *.pyc