update freebsd

Author: neil

anyvm.py

@@ -74,7 +74,7 @@ def urlretrieve(url, filename, reporthook=None):
 
 
 DEFAULT_BUILDER_VERSIONS = {
-    "freebsd": "2.0.5",
+    "freebsd": "2.0.7",
     "openbsd": "2.0.0",
     "netbsd": "2.0.3",
     "dragonflybsd": "2.0.3",