attempt to fix an issue with bc formats being rejected by d3d if they're not a multiple of 4.
added doreset argument to refreshhostcache builtin, for mods to forget all servers when rescanning.
stop fteqcc from reporting uninitialised locals etc inside the wrong file.
git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@5251 fc73d0e0-1445-4013-8a0c-d673dee63da5
