make-ca: Backup and restore anchors with PKIX extensions.

CHANGELOG

@@ -16,6 +16,7 @@
          - Handle getopt style short options in get_args()
          - Use Microsoft's trust for code signing with -i | --mscodesign
            Note: this is manually generated, will add CCADB when avaialble
+         - Backup and restore anchors with PKIX extensions
 1.7      - Revert help2man update (requires complete perl environment)
 1.6      - Fix install target for make -j#
          - Add detailed dependency info and add note about configuration file