Fix content-type header in cached views. Fixes issue #2358
Set content-type to xml to replicate existing behaviour
Remove trailing space
Fixed unit-test locales
Merge pull request #1346 from djbobke/unit-locale-fixes

Fix locale for a lot of unittests
Unify modified/created times

The former implementation meant that it was not guarantee that
the times automatically generated for the modified/created fields
would be exactly the same for a given operation.
Merge pull request #1348 from thomseddon/consistent-timestamps

Unify modified/created times. Both the created/updated timestamps will reflect the same point in time now.
doc block formhelper postLink
Merge pull request #1350 from dereuromark/master-post-link-doc-block

doc block formhelper postLink
Merge pull request #1334 from thegallagher/2.3-cache-fix

Fix content-type header in cached views.

Fixes #2358
Remove dead view cache code.

Now that cache files contain the response headers, this is no longer
needed. Remove what is now duplicate code.

Refs #2358