* [ADF-510] added permission check for drag&drop
* Improved code for drag and drop side
* Added test for drag and drop upload area changes
* Added test for document list permissions check
* [ADF-510] rebased branch after changes applied to upload
* [ADF-510] rebased branch and fixed tests
* rework folder uploading
- flatterns hierarchy on folder upload
- performs a single traversal for the entire folder heirarchy and ends with a comple file list
- allows now dropping folders on existing folders
- overall code improvements
* fix unit tests
* readme updates
* clean old and unused code
* code cleanup
* limit concurrent uploads
* update code as per review
* fix upload button for Safari
* fixes for Safari
- Safari compatibility
- code updates based on review
* fix code
* fix unit tests
* upload feature rework
lots of improvements for upload dialog and underlying services
* readme update
- readme cleanup
- remove some old comments from code
- update readme with new events for Upload Service
* restore prerequisites section in readme
[ADF-610] upload cleanup
- more strongly typing
- api improvements
* Upload cleanup and api improvements
- remove old unused settings (formFields variable)
- individual options for uploaded files (i.e. versioning)
- upload button and drag-and-drop area now set individual settings for file versioning
* exclude hidden files from upload
* fix upload issues with various file types
- removes file type check as most browsers leave this field empty
- allows uploading all types of files
* remove obsolete tests
* improved uploading of files
- new core/UploadDirective to allow dropping files to any html element
- enhanced file dropping for DataTable rows (disabled by default)
- enhanced file dropping for DocumentList rows (disabled by default)
- upload drop area now handles file uploads for child elements (i.e.
rows in the document list)
* fix unit tests
* unit tests and code cleanup
* #1732, fix upload of folders
* Fix typo `fallbackThubnail` -> `fallbackThumbnail`
* Fix typo `showUdoNotificationBar` -> `showNotificationBar`
Update upload mis-spelled properties to 'showNotificationBar' since
showUndoNotificationBar is already a method on the drag area component
Refs #1559
* Fix test cases
