HPCC-12598 Configgen ldapserver enumeration map incorrectly updated

When "-listldapservers" specified in configgen, there is some code in the
ldapServers string map that incorrectly removes an entry after it has been
processed. Currently it sets that value to NULL, when in reality it should
be calling the remove() method. This fix changes that to use remove

Signed-off-by: William Whitehead <william.whitehead@lexisnexis.com>
Merge pull request #6653 from RussWhitehead/initLDAP

HPCC-12598 Configgen ldapserver enumeration map incorrectly updated

Reviewed-by: Gavin Halliday <ghalliday@hpccsystems.com>
HPCC-12351 Use an internal buffer for small dyanamic strings

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-12351 Switch various StringBuffers to StringAttrs

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-12351 Updates following review

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
HPCC-11639 Don't include file positions on WU results written to disk

Signed-off-by: Gavin Halliday <gavin.halliday@lexisnexis.com>
Merge pull request #6657 from ghalliday/issue11639

HPCC-11639 Don't include file positions on WU results written to disk

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>
Merge pull request #6635 from ghalliday/issue12351

HPCC-12351 Use an internal buffer for small dynamic strings

Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>