This version includes ability to import electronic invoices into c9 spares receive.

At time of writing only Yamaha, Ficeda & Whites Powersports are working.

Email invoices to barney if you want c9 to be able to import them.  All going well, adding a new invoice will only take an hour or so and should not require any further updates to c9.

Bug fix: offline backup not backing up unit of measure sequences correctly. Minimal impact to offline backups.

4.562 fixes relating to PDF import

• 4.561 pdf import was a memory hog and would cause c9 to crash on low spec machines. Now fixed to use minimal memory
• Added support for parsing landscape oriented PDF files.