Add some test code.
Merge branch 'master' of https://github.com/HotDocsCorp/hotdocs-open-sdk
Implement more code review results. Extract packages at upload time. Clean up package extractions when a package is replaced.
Merge branch 'master' of https://github.com/HotDocsCorp/hotdocs-open-sdk

Conflicts:
	HotDocs.Sdk.ServerTest/ServicesTest.cs
	HotDocs.Sdk.ServerTest/Util.cs
Merge branch 'master' of https://github.com/HotDocsCorp/hotdocs-open-sdk

Conflicts:
	HotDocs.Sdk/PackagePathTemplateLocation.cs
	HotDocs.Sdk/PackageTemplateLocation.cs
	HotDocs.Sdk/PathTemplateLocation.cs