Rebase.

Rebase.

Rework issue/patch list sidebar

Fix specs.

Tighten up the header.

Now there shouldn't be a horizontal scrollbar and buttons shouldn't jump around between views.

Make selected sidebar buttons clickable

Tighten up icon alignment in sidebar.

Reduces jumping when switching between 1/2 column layout in the list views.

Remove unused button while we don't know what to do with repo home page.

Improve issue/patch teaser wrapping when there's longer content.

Tweak compact teasers further.

Implement loading on scroll for patch second column

Fix scrolling bug and don't load diffstats when we don't show them.

Address CR comments.