Merge pull request #124 from nsendetzky/master

Minor fixes
Merge pull request #125 from nsendetzky/master

Fixes SFTP upload code
Merge pull request #126 from nsendetzky/master

Uses strings for method that are independent from the real implementation
Don't display shipping costs if they are 0.00
Merge https://github.com/Arcavias/arcavias-core
Removes bullets from form items
Don't display bullet for error items
Fixes basket process method for clearing the basket