Merge branch 'feature/adjustments' into develop

* feature/adjustments:
  Make sure header is visible after scrolling and then resizing browser < 831
  onscroll doesn't work to well on touch devices (event fired on scroll finish) and I cant find a way to reliably detect touch only devices... So removing the effect when the browser window < 831
  Sexy fade & scrolling effect added to header. GA will only track on martindines.co.uk
  Corrected literal errors
Retina was always loading font weight 300 (well, 400, but displaying as 300). We want 300 and not 400 so ensure 300 is loaded
Merge branch 'bugfix/fontweight' into develop

* bugfix/fontweight:
  Retina was always loading font weight 300 (well, 400, but displaying as 300). We want 300 and not 400 so ensure 300 is loaded
CSS embedded
Merge branch 'feature/pagespeed-optimization' into gh-pages

* feature/pagespeed-optimization:
  CSS embedded
  Retina was always loading font weight 300 (well, 400, but displaying as 300). We want 300 and not 400 so ensure 300 is loaded