Snap changelog

Revision	Version		Change
6		0.7.19		Added a large number of dependencies beyond those in
				requirements.txt based on those imported or used in
				backends.  
7		0.7.19		Added additional dependencies from .deb package.
8		0.8.00		Added openssh-client, jottalib
9		0.8.00		Changed bin/duplicity to use python2
10		0.8.01		New duplicity version, no snap changes
11		0.8.02		New duplicity version, no snap changes
12		0.8.03		New duplicity version, no snap changes
