* Implement include/exclude
* Implement rsync compatible file globbing
* Implement command line filtering flags
* --delete-excluded - Delete files on dest excluded from sync
* --filter - Add a file-filtering rule
* --filter-from - Read filtering patterns from a file
* --exclude - Exclude files matching pattern
* --exclude-from - Read exclude patterns from file
* --include - Include files matching pattern
* --include-from - Read include patterns from file
* --files-from - Read list of source-file nam
* --min-size - Don't transfer any file smaller than this in k or suffix k|M|G
* --max-size - Don't transfer any file larger than this in k or suffix k|M|G
* Document
* Define Mover interface to move a single object
* Define DirMover interface to move a directory
* Implement DirMove operation
* Add `rclone move` command
* Tests for Dir Move
To Do
* Implement Move, DirMover in local, drive, dropbox
* unit test for Mover
* unit test for DirMover
This means that dropbox no longer stores MD5SUMs and modified times.
Fixup the tests so that blank MD5SUMs are ignored, and that if
Precision is set to a fs.ModTimeNotSupported, ModTimes can be ignored too.
This opens the door for other FSs which don't support metadata easily.
