Tax support and bug fixes

(In version 1.3.0): added support for taxes, removed duplicate values, fixed wrong return fee, and removed firstname/lastname which could be incorrect (handled by the payment gateway) (By Olivier)

Install bug fixed

• Fixed install bug by removing LICENSE ref from XML
• Updated Plugin display name

Version 1.2

• modified for extensibility
• bugs and errors fixed
• standardized

Version 1.1

• To work with PPD v6.1.0 upwards.
• Removed currency workarounds.