Update Afghanistan passport wait time to 6 months
Fix whitespace in overseas-passports locale file
Add Hong Kong Dollars constraint to HK IBD payment
Add more countries to list of those where you should retain passport
Various copy changes to overseas passport content

- Callout on applying from UK on start page
- Textphone number
- Pakistan interview details
- Typo fix for Venezuela
Update link to Emergency Travel Document content
Merge remote branch 'origin/master' into overseas-passports-updates

Conflicts:
	lib/flows/locales/en/overseas-passports.yml
Merge pull request #274 from alphagov/overseas-passports-updates

Copy updates to the overseas passports smart answer