add_widget -> append on probe's top
add delete-widget icon to widget template
add delete-widget icon in edit mode
code cleanup
fixed bug with editablecontent
add remove method + init jquery to delete widgets
code clean
add delete-widget button to empty-widget template
fix @hidden property
fixed style of widget-delete button
replace "hidden_class" variable by adding/removing "hidden" class with jQuery
remove unused "hidden_class" variable
code cleanup
discreet button style
style
discreet button
spaces