#246 [G2][httpauth] Digest Authentication

[Andy Staudacher]

This patch replaces HTTP Basic with HTTP Digest authentication.

- It doesn't work yet because of missing password hashes
- It's untested
- It's missing unittests

Dropping the patch here such that it doesn't get lost.

Also see:
- http://codex.gallery2.org/Gallery2:Design_Documents:Httpauth_Digest_Authentication
- http://reviews.gallery2.org/index.jsp?page=ReviewDisplay&reviewid=603

[Andy Staudacher]

Digest Auth Patch