Fix ldapsearch testcases and clu test suite cleanup.

Christophe Sovant

04.14.2007 a659c05b345a2c83ddb87db2c8a2d7af2669b544

opends/tests/functional-tests/testcases/clu/cluSearch.xml does not exist in tree 299ec24ce5dffd06c4b300c227398c0a16d51504