Adds button copy.
Adds copy to context menu.
Removes copy from locale site menu.
Makes implementation easier.
Removing one else if.
Removes redundant code.
Minor changes.
Some improvements.
Merge pull request #38 from doleiynyk/2013-01-23_Copy_items_via_the_context_menu

Adds ability to copy items via the context menu in the admin interface
Fixing of searchItems method.
add bundle handling to xml generation of delivery service provider
add bundle handling to xml generation of delivery service provider
Fixing bug in type search.
Improvement: array_keys instead of array_unique .
Merge https://github.com/Arcavias/arcavias-core into 2013-05-14_bundles_fix
change criteria in delivery service provider unit tests to find correct order reliably
Improvement: no count.
Merge https://github.com/Arcavias/arcavias-core into 2013-05-14_bundles_fix
removed changes in admin interface
removed another change from admin interface