Smoothing transitions in header image sizes if you resize past a height threshold.
Merge branch 'master' of github.com:Mienko/mek_secret

* 'master' of github.com:Mienko/mek_secret:
  Styling elements in sidebars and widgets.
  Restricting .wp-caption pulls to primary section.
  Making it easier to navigate with multi-level menus.
  Taking really long blog titles and taglines into account.
  Rebuttonifying nav links (.nav-previous, .nav-next)