Fixed PayPal Payflow Pro curl URLs
Fixed issues in not found controller for 1.5.6.1. Ref #1032
Manual fix for PR: Fixes sprintf argument warnings REF: #1029
Fixed missing URL param in breadcrumb.
Fixes issue with adding a new language and the admin no longer showing profiles.
Ref:#1101 - patch for 1.5.6.1 branch.
Fixes #1108 - SQL install error.
Updated version number to 1.5.6.1 in index files.
Merge branch 'v1.5.6.1' of https://github.com/opencart/opencart into v1.5.6