List of changes:
-Fixed Synology NAS WebDAV support. -Now it looks much better with the OS X Mojave Dark theme.
-Fixed, selecting a folder in the path control did not work for Amazon Cloud.
-Improved stability.
-Added 2 factor authentication for Mega.
-Fixed Mega can not login in some accounts.
-Uploads of a large number of files are now faster and more reliable in Box.
-Fixed uploading some files to Box did not work.
-Exponential backoff retry control for Box.
-Reduced the number of API requests in Google Drive.
-Reduced the number of API requests in Box.
-Reduced the number of API requests in Dropbox.
-Reduced the number of API requests in OneDrive.
-Better handling of 403 errors on Google Drive.
-Folder structures are created faster on Google Drive.
-Use less API requests when uploading a large number of files on Box.
-Better handling of uploading a large number of small files to Dropbox.
-Better error reporting of uploads and downloads.