Add test cases for ParameterAliasNodeTranslator
Issue 1826: Remove single quotes on enumeration types in cast
https://aspnetwebstack.codeplex.com/workitem/1826
[Codeplex Issue #1841] Forbid posting a singleton from navigation link

If a navigation source has a navigation property which is binding to a
single-valued object or non-collection valued object, then *post to* this
navigation property is not allowed.