Merge pull request #30 from antonkorotkov/development

STRIPE finished
lib path fix + gateways js fixes
Merge remote-tracking branch 'upstream/development' into development
= Version 3.08.9 =
* Added STRIPE Gateway for regular and recurring invoices.
* Added InterKassa Gateway for regular invoicing.
* Fixed User Lookup autocomplete inputs.
* Fixed jQuery UI issues.
* Removed unwanted Delegate JavaScript library that caused issues with autocomplete.
* Improved Gateways API.