v3.19.0

Quite some changes in this release.

• Add OINNumber field to Account #346 by @wmouwen
• Added entities for HRM, Inventory, Manufacturing, Project and Payroll #350 by @markjongkind
• Class Transaction - added @deprecated #353 by @florowebdevelopment
• Update readme to v3 #356 by @barryvdh
• Apply fixes from StyleCI #361
• Apply fixes from StyleCI #362
• Add RevenueList Entity #351 by @svenhaveman
• Added Class BulkTransactionLine #354 by @florowebdevelopment
• Added entity + test for Opportunity #357 by @markjongkind
• Adds ability to read rate limits from Exact #363

Thank you all for your contributions!