bintree: don't provide default VERSION header
We want to make sure that we know when the VERSION header is missing,
so we shouldn't provide a default value.
diff --git a/pym/portage/dbapi/bintree.py b/pym/portage/dbapi/bintree.py
index 36bf735..ebec11f 100644
--- a/pym/portage/dbapi/bintree.py
+++ b/pym/portage/dbapi/bintree.py
@@ -273,7 +273,6 @@
# Populate the header with appropriate defaults.
self._pkgindex_default_header_data = {
- "VERSION" : str(self._pkgindex_version),
"CHOST" : self.settings.get("CHOST", ""),
"repository" : "",
}