[r=kiko] Fix a bug on the Malone front page where 'latest bugs' wasn't
 privacy aware, and thus causing inappropriate auth challenges when recent bugs
 included private bugs.
Patches applied:

 * brad.bollenbach@canonical.com/launchpad--fix-malone-frontpage-auth-problem--0--base-0
   tag of rocketfuel@canonical.com/launchpad--devel--0--patch-2447

 * brad.bollenbach@canonical.com/launchpad--fix-malone-frontpage-auth-problem--0--patch-1
   fix auth problem on malone front page caused by privacy-nonawareness

 * brad.bollenbach@canonical.com/launchpad--fix-malone-frontpage-auth-problem--0--patch-2
   response to code review

 * brad.bollenbach@canonical.com/launchpad--fix-malone-frontpage-auth-problem--0--patch-3
   merge from rf, resolve conflicts

 * brad.bollenbach@canonical.com/launchpad--fix-malone-frontpage-auth-problem--0--patch-4
   nanotweak

 * brad.bollenbach@canonical.com/launchpad--fix-malone-frontpage-auth-problem--0--patch-5
   test fixes. argh