Remove Karachi from secondary embassy detail output
Change number 4 to number 5
Merge pull request #212 from alphagov/claim_ni_refund_fixes

Claim an NI Refund: Change 4 to 5
Merge remote branch 'origin/overseas-passport-application'
Merge commit '6b07213c694cf729684e3ab82bed8cb9ae67190f' into HEAD