REMOVED associations tests as the safety it gives you isn't justified in clutter it increases
FEATURE payment has method to set amounts that clear debt
REFACTOR
FEATURE advanced payments - removed advanced payment as special case
FEATURE Advanced payments ongoing
FEATURE Advanced payments ongoing - credit_with_debit -> credit
FEATURE Advanced credits removing it as a special case
FEATURE Advanced credits removing making it special (ongoing)
FEATURE Advanced credits removing making it special (ongoing)
REMOVING unreuired routes
REFACTORING
Merge branch 'printing' of github.com:BCS-io/letting
MINOR
REMOVED public method from charge
Merge branch 'master' of github.com:BCS-io/letting into printing
Print invoice details
Printing invoices from debt_generator
debt_generator files removed, they moved to invoices
Invoice pages 1 & 2 and text files
css.scss files changed for printing and needed for clients/show