mvvm listbox button command, canAnalysis fixed

* mvvm listbox button command -
https://sites.google.com/site/mrmbookmarks/msg/WPF-MVVM---Bind-command-of-buttons-for-items-in-a-ListBox-to-the-correct-viewmodel
* last commit fixed
mvvm - autocompletebox

text={binding ..., Mode=TwoWay}