Hack test environment to support multiple backends using

tests/data/slapd-acl.conf

tests/data/slapd-master.conf

tests/data/slapd-pw.conf

tests/data/slapd-ref-slave.conf

tests/data/slapd-repl-master.conf

tests/data/slapd-repl-slave.conf

tests/data/slapd-schema.conf

tests/data/slapd.conf

tests/scripts/conf.sh

tests/scripts/defines.sh

tests/scripts/test000-rootdse

tests/scripts/test001-slapadd

tests/scripts/test002-populate

tests/scripts/test003-search

tests/scripts/test004-modify

tests/scripts/test005-modrdn

tests/scripts/test006-acls

tests/scripts/test007-replication

tests/scripts/test008-concurrency

tests/scripts/test009-referral