Make the libsvn_repos tests respect the FS_TYPE environment variable so  that 'make fsfscheck' will run the repository tests over the intended fs backend.
Make the libsvn_repos tests respect the FS_TYPE environment variable so 
that 'make fsfscheck' will run the repository tests over the intended fs
backend.

* subversion/tests/fs-helpers.c
  (svn_test__create_repos): set the fs type in the config if FS_TYPE is
   present in the environment.  don't set the berkeley db errcall if we're
   not creating a bdb filesystem.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion