Log Message:
Update mariadb55-* to 5.5.43.

pkgsrc changes:
* Fix PLIST for dtrace and embedded-server options on and off.
* Patch for when readline>6 is used where some deprecated symbols were
  removed. Fixes build with devel/readline.
* DTrace support still not fixes for recent SunOS platforms.

upstream changes:
* XtraDB updated to 5.5.42-37.1
* TokuDB updated to version 7.5.6
* Fix for CVE-2015-0501
* Fix for CVE-2015-2571
* Fix for CVE-2015-0505
* Fix for CVE-2015-0499

See full changelog:

  https://mariadb.com/kb/en/mariadb/mariadb-5543-changelog/