revert hange in folder admin template
remove unused code in folder admin template
create breadcrumb and FolderPath loop
fix breadcrumb for content/folder part
fix usage of ProfilerConnectionWrapper
allow to change content's default folder
fix some use statement
display good content_folder on content_edit admin template
create dedicate file for content folder management
create contentAddFolder process
create removeAdditionalFolder controller, event and listener
finish contentFolder removing process
start testing folder crud
test folder removal
test folder toggle visibility
test updating up and down folder position
test folder UpdatePosition with specific position
test content creation process
test update content
create test for content removal