Don't include frontend analytics if in dev

Stops rogues in Google Analytics.
New combo / one-line header
Block / full-width header
Frontend test for image hosepipe thing
Dynamic image hosepipe

Goes by "popularity", which is kudos count + (comment count * 2) for the
last six months.
Fixed limited image hosepipe results

Left joins versus straight joins
Slightly ordered sorting for image hosepipe
Working image hosepipe
Add extras to search index
Change how search->similar is called

Now with variable count parameter
New layout for image based related posts
Reduce size of spiffy button tick
Old kudos sprite deleted
Tweaked size of image hosepipe up
Container status for search results page
Subtitles for search results
Tweaked colours for image-less image blocks
Resize listener for image loading
Mobile styles for new features

Well, I say styles, more along the lines of "hide it"
Merge branch 'images'