More quote merge tags

We've added more merge tags to the quote details.

You can now add the following merge tags to your quote document templates:

• {{quote.createdAt}}
  The date the cost breakdown for the quote was created, for example, "4th May".

• {{quote.updatedAt}}
  The date the cost breakdown for the quote was last updated, for example, "4th May".

• {{quote.total}}
  The total cost of the cost breakdown for the quote, for example, "£ 18.00".