* fixed warning in test_generic on 64bit archs
* this is not true (UI_IsScrollContainerNode) - removed wrong doxygen comment

* the ed pointer is const and the numitems are duplicated inside - ed is not going to get changed
* added comment and removed todo comments
* fixed typo
* small comment in UI_ContainerNodeUpdateEquipment
* fixed the subtraction of implants in the hospital window