Fix for bug # 159.

make distclean was deleting the flex/bison files in slony_logshipper.
These should be included in the tarfile.  They only should be deleted by
maintainer-clean.  However the maintainer-clean rule was invoking
clean on the subdirectories NOT maintainer-clean.
(cherry picked from commit bba22efd12bbcd61abbdcda4f264d175d8e103b2)

Conflicts:

	src/parsestatements/Makefile

Branch
------
master

Details
-------
http://git.postgresql.org/gitweb?p=slony1-engine.git;a=commitdiff;h=df44befe3b99f5d2fad00edf199a7d3fd551ef19

Modified Files
--------------
GNUmakefile.in                |   12 ++++++++++--
RELEASE                       |    3 +++
doc/howto/Makefile            |    2 +-
src/parsestatements/Makefile  |    1 +
src/slony_logshipper/Makefile |    1 -
5 files changed, 15 insertions(+), 4 deletions(-)