Vdirsyncer 2.0.0-beta0 release

I&rsquo;ve tagged a beta release of the vdirsyncer v2. I believe that most usages that can lead to data loss have been properly addressed. By tagging this beta, I expect to gather from feedback from usage by others. As always, please do back up your data, especially during the initial configuration. Documentation The biggest flaw right now is a strong lack of documentation. A migration guide is…