Marriage Abroad - September Ticket

* Copy change for Same Sex German marriage
* Remove alert message from consular_cni_os_all_names_but_germany
* Remove redundant alert messages
* Remove warning message from Cambodia
* More Colombia changes
* Reformat Macedonia embassy contact details
* Only need to wait 7 days after notice of marriage not 21
* British Embassy not British embassy
Calculate State Pension
Remove fact-cave integration.

fact-cave is being retired in its current form.  This therefore removes
the integration with it.  Nothing was using it to reference facts, so
this doesn't affect any exsiting flows.
Merge pull request #1212 from alphagov/marriage-abroad-changes

Marriage Abroad Changes
Merge pull request #1217 from alphagov/remove_fact-cave_integration

Remove fact-cave integration.
Merge pull request #1215 from alphagov/calculate_state_pension_copy_changes

Calculate state pension copy changes