Add attachment entity
Add attachment parser
Add attachment list form
Add adapter to show attachments
Fix internal id on fetch attachment
Add attachment icon
Fix show created date
Fix size calcuration
Add download fragment
Cleanup code
Setup AttachmentAction
Fix crashes on show attachment detail
Fix shows progress on download
Change method name from publishProgress to notifyProgress
Supports download animation
Support download and open file
Update release note
Merge branch 'attachments' into development