Display kpis from previous quarters
Display previous quarter
Use recent kpi to fetch previous quarter
Show data from quarters before current kpi
Apply clear-div when no cost per transaction
Fix number formatting
Move form-download div to template
Override static style by removign the left border
Override static style for download links
Create new style for form download link.

Static style is substantially different, so created new style that
represent the current transactions explorer download link.
Merge branch 'master' into fix-high-vol-icon
Remove big empty space on ie8 and below
Change assets path to be transactions-explorer
Fix search in IE7 (reorder initSearch function)
Set title for Overview page
Title has default value, but allow optional prefix
Move hyphen addition in title to base template
Add page title to services and departments
Fix SpecRunner path
Merge pull request #70 from alphagov/change-page-titles

Change page titles