Use local DateTimes in dashboard and its tests.

Otherwise oddities arise due to summer time differences
putting a BST now-6d23h time behind a UTC now+1s-1w.
Ubuntu Apache vhost config example
Update old-style open311 script to use bodies.

Add some comments to the top of the open311 bin scripts.
Mock a date for dashboard tests

Fixes #365 (how appropriate) by mocking datetime to allow the
dashboard test's assumptions (that we're not so near beginning
of year that a report from X days ago isn't still in same year)
to hold.
If we only have one real category option, automatically select it.

Fixes #690.
cobrand file with geocoder etc config

also, make readonly, disable photos, questionnaires, never
hide old pins

Fixes #701
remove unwanted items from navigation

basically everything bar report and help
add template for updates with only required elements

remove login, name made public, photo upload, alert sign up
add in report display template

removing so much that we might as well copy the template, especially
as we need to change the header include.
Removed from default:
    most of shadow wrap
    RSS
    list of updates which are not public
plus Report -> Clinic
Remove subscribe to updates link from around page
split out RSS link tag to its own template

makes removing RSS from cobrands much easier
blank header_rss template for ZeroTB

we don't want any RSS feeds for the site so disable
extract opengraph meta tags out to a template

for ease of alteration/removal in cobrands
blank opengraph header template for ZeroTB
Add some overrides to zurich tests to stop failure

Make sure mapit_id_whitelist set for tests that submit
change text of location search instructions
split out header logo to its own template

to make it easier to change how cobrands do headers
import base styles with colour changes

Change colour scheme to black and white
set default fonts and weight
change site logo and add css for this