MB-3958 - package tap_example.py

It will 'make install' into PREFIX/lib/python.

Change-Id: I9a4a0d47c82169329533d3398681f06df001f9b0
Reviewed-on: http://review.couchbase.org/6811
Reviewed-by: Bin Cui <bin.cui@gmail.com>
Tested-by: Steve Yen <steve.yen@gmail.com>

Makefile.am

@@ -292,7 +292,8 @@ pythonlib_DATA= \
                 management/mc_bin_client.py \
                 management/mc_bin_server.py \
                 management/memcacheConstants.py \
-                management/tap.py
+                management/tap.py \
+                management/tap_example.py
 
 pythonlib_SCRIPTS= \
                 management/mbadm-online-restore \