Resolved differences from svn merge to trunk and git master

Marius Cramer

2013-10-18 bd68aae78a5d696e4ccb9c0d267486c283a6d9d2

 install/sql/incremental/upd_0050.sql

New file
@@ -0,0 +1,2 @@
ALTER TABLE `dns_slave` DROP INDEX `origin`;
ALTER TABLE `dns_slave` ADD CONSTRAINT `slave` UNIQUE (`origin`,`server_id`);