Revert "Customer Support API"

This reverts commit 49751cd81dcd759324f8918ff57924a75aa8c131.

- because the customer support api will soon be no more
Merge pull request #79 from danhaller/remove-customer-support-api

Revert "Customer Support API"
Merge branch 'master' into async_dotnet45

Conflicts:
	src/SevenDigital.Api.Wrapper.Integration.Tests/EndpointTests/CustomerSupportEndpoint/CustomerSupportEndpointTests.cs