[OpenSIPS-Devel] [OpenSIPS/opensips] 267118: remove unnecessary constraint from location table

[ionutrazvanionita]

  Branch: refs/heads/2.2
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 2671186120b1f6262d9dfbfab549da50467f9f4e
      https://github.com/OpenSIPS/opensips/commit/2671186120b1f6262d9dfbfab549da50467f9f4e
  Author: ionutrazvanionita <ionutionita at opensips.org>
  Date:   2017-01-20 (Fri, 20 Jan 2017)

  Changed paths:
    M db/schema/location.xml
    M scripts/mysql/usrloc-create.sql
    M scripts/oracle/usrloc-create.sql
    M scripts/postgres/usrloc-create.sql
    M scripts/sqlite/usrloc-create.sql

  Log Message:
  -----------
  remove unnecessary constraint from location table

* location table had a constraint on username, domain, contact and
callid but since the contact id was added, this constraint is not
necessary anymore;

(cherry picked from commit 42758e11818719f419975b81ad0b8451afff8137)