v0.0.5: Bug fixes

Fixed typo, bug relating to incompatible or nonexistent clipboard.

v0.0.4: Added stdin streaming support, remote filename and mimetype overrides

You can now pipe to rural to upload the pipe contents to S3 and get a
pulic link to that file. If no remote filename override is specified, a
uuid4 filename is created for the file.

Remote filename and mimetypes can now be overridden at runtime.

Bugs relating to empty files have been fixed. This closes $8 and $11.

v0.0.3: Minor bug fixes

Fixed bug where verbose output was printed to stdout rather than stderr.

v0.0.2: Conversion to Click CLI library

Converted everything over to use the handy Click.

v0.0.1: Initial Release

Fixed bug that broke the AWS credential configuration