Make sure the URLFetchHandler gets removed from the worldEventManager queue before the worldEventManager destructor gets called. Fixes a potential segfault during bzfs server shutdown.
Make sure the URLFetchHandler gets removed from the worldEventManager
queue before the worldEventManager destructor gets called.
Fixes a potential segfault during bzfs server shutdown.

git-svn-id: 67bf12f30ddf2081c31403e0b02b2123541f1680@22209 08b3d480-bf2c-0410-a26f-811ee3361c24

khonkhortisan/bzflag,khonkhortisan/bzflag,adamsdadakaeti/bzflag,kongr45gpen/bzflag,adamsdadakaeti/bzflag,khonkhortisan/bzflag,kongr45gpen/bzflag,kongr45gpen/bzflag,khonkhortisan/bzflag,adamsdadakaeti/bzflag,adamsdadakaeti/bzflag,khonkhortisan/bzflag,kongr45gpen/bzflag,kongr45gpen/bzflag,khonkhortisan/bzflag,adamsdadakaeti/bzflag,adamsdadakaeti/bzflag,khonkhortisan/bzflag,kongr45gpen/bzflag,adamsdadakaeti/bzflag,kongr45gpen/bzflag,kongr45gpen/bzflag