Adds attribute texts to catalog index text.
Fixes test.
Adds some functionality to node and setup task.
Added parent id to node.
Added method to add parent nodes to the tree, unit test.
Remove debug msg.
Modifies mw test.
Added column parentid to node_test.
Adds setuptask, schema.
Adds functions to set parentid to setuptask.
Adds also parentid to locale site because of enterprise ext.
Removes some public methods, fixes setup task.
Fixes search for attributes and adds getValue method to untitest.
Own methods to sort and build a catalog tree.
Removes unnecessary methods.
Optimization of some code.
Merge pull request #22 from nsendetzky/master

Improves error handling
Merge pull request #23 from nsendetzky/master

Improves html clients
Adds domain to search key and fixes some small issues.
Merge pull request #27 from nsendetzky/master

Adds delivery and payment in checkout