Fix datetimepicker assets loading: fix TbDateTimePicker to load locale files from the package folder, fix TbEditableField to load required scripts when field type is 'datetime'
Merge branch 'datetimepicker_fixes' of git://github.com/adeg/YiiBooster into adeg-datetimepicker_fixes
Moved CHANGELOG entry about fix in datetimepicker's assets to proper section