- added description about CustomAuthenticationMvc
- added description about CustomAuthenticationMvc

petemidge/ServiceStack.UseCases,petemidge/ServiceStack.UseCases,ServiceStack/ServiceStack.UseCases,ServiceStack/ServiceStack.UseCases,ServiceStack/ServiceStack.UseCases,petemidge/ServiceStack.UseCases,ServiceStack/ServiceStack.UseCases,petemidge/ServiceStack.UseCases