Rename common.props to Directory.Build.probs. Metadata now appearing …

…correctly in nuget packages.

Fix assembly versions

Release notes in nuspec and bump to 0.8.1

Fix title

Fix nuspec range, version 0.6.1

Fix dependency version range feck

Need to catch OperationCancelledException here

Forgot to update nuspec dependency restriction fup

Bump to version 0.3.2

Tweak dependency version