Added autoconf/automake glue to run lib/py/setup.py as part of make install

Reviewed by mslee


git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@664914 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/py/Makefile.am b/lib/py/Makefile.am
new file mode 100644
index 0000000..579a3eb
--- /dev/null
+++ b/lib/py/Makefile.am
@@ -0,0 +1,2 @@
+install-exec-hook:
+	$(PYTHON) setup.py install