Use all eight (or more) characters in the protocol version in the server cache filename so we don't cache e.g. 1909 and 1910 servers in the same file
Use all eight (or more) characters in the protocol version in the server cache filename so we don't cache e.g. 1909 and 1910 servers in the same file

git-svn-id: 67bf12f30ddf2081c31403e0b02b2123541f1680@4580 08b3d480-bf2c-0410-a26f-811ee3361c24

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