[OpenSIPS-Devel] [OpenSIPS/opensips] a2522e: [drouting] bug fix and memory leak fix

[ionutrazvanionita]

  Branch: refs/heads/master
  Home:   https://github.com/OpenSIPS/opensips
  Commit: a2522eb771450b459d2414da0876fc79e1ff7d97
      https://github.com/OpenSIPS/opensips/commit/a2522eb771450b459d2414da0876fc79e1ff7d97
  Author: ionutrazvanionita <ionutionita at opensips.org>
  Date:   2016-04-29 (Fri, 29 Apr 2016)

  Changed paths:
    M modules/drouting/prefix_tree.c
    M modules/drouting/routing.c

  Log Message:
  -----------
  [drouting] bug fix and memory leak fix

* free gateways list for each carrier at reload
* use map_find instead of map_get to search an element in the tree