remove snapvertices cmd

include/qbsp/qbsp.hh

@@ -296,8 +296,6 @@ public:
         [](setting_int32 &setting) { return setting.value() == 0 || setting.value() >= 3; }, this, "maxedges", 64,
         &map_development_group,
         "the max number of edges/vertices on a single face before it is split into another face"};
-    setting_invertible_bool snapvertices{this, "snapvertices", false, &common_format_group,
-        "round vertice locations; this is mainly for compatibility with older Quake II tools."};
 
     void setParameters(int argc, const char **argv) override
     {