updated documentation for Zen-Cart.com

- bug fix in credit module submit

bug fix for credit covers

v1.14.1
- bug fix for credit covers
restructured documentation for Zen-Cart.com
Merge branch 'master' of https://github.com/numinix/fec

Conflicts:
	catalog/docs/fec/images/backToTop.png
	catalog/docs/fec/images/logo.png