Log Message:
-----------
Adjust src/tutorial Makefile so that it can use pgxs. This allows the
tutorial to be used without necessarily having a configured source tree.
Modified Files:
--------------
pgsql/src:
Makefile (r1.35 -> r1.36)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/Makefile.diff?r1=1.35&r2=1.36)
pgsql/src/tutorial:
Makefile (r1.17 -> r1.18)
(http://developer.postgresql.org/cvsweb.cgi/pgsql/src/tutorial/Makefile.diff?r1=1.17&r2=1.18)