i18n for budget affect
i18n for interest rate changer
i18n monthly repayment
i18n remaining per month
i18n for borrowing range
i18n take home pay
i18n budget info
i18n interest rate changer title
i18n affordability buttons
i18n titles on results page
i18n for lifestyle costs field

also converted to label from normal text
fix test due to copy + calculation change
affordability copy changes
i18n for borrowing label
i18n budget commitments
remove unwanted comments
methods for when the remaining amount is +ve/-ve
fix feature specs due to brittle copy changes
currency input removes pound signs
i18n interest rate label