Update AutoCompleteDropDown control to use liquid.js as it's templating engine and add support for onClientSelected event
Fix a few javascript errors
Update Relationships block to use AutoCompleteDropDown instead of PersonPicker2 control
Add Liquid.js to License file
Update EditFamily block to use AutoCompleteDropDown control instead of PersonPicker2 control
Update Relationship block to require a person be selected
Remove the PersonPicker2 control and script
Fix compiler warnings