Simplify context processor
Stats: Display stats table headers in one line

This removes the ugly stretched columns and aligns us with Evernote.
The bastard was hard to find.
Remove unused CSS code

This also aligns us with Evernote.
Rely on CSS for even/odd coloring

This aligns us with Evernote and also simplifies code.
Show padding for announcement in sidebar

This aligns us with Evernote.
Various cleanups in templates and CSS
CSS cleanups to align with Evernote