webgui: sorting of leaf-list in JS, process with PHP (generated index attribute for edit config XML file). Missing sort function for response, refs #950
webgui: added PHP sorting function for changing order in leaf-list or list

response should contains sorted nodes now
refs #950
webgui: repaired bugs in user ordered lists - now, behaviour was tested on real data, refs #950
design: XML layout improved - removed overflowed inputs and icons