Merge branch 'ChocoButter-2Become1' of https://github.com/ikeough/Dynamo into ChocoButter-2Become1
Merge branch 'ChocoButter-2Become1' of https://github.com/ikeough/Dynamo into ChocoButter-2Become1
Singleton can now be promoted as IEnumerable

Updated the testcases
Merge branch 'ChocoButter-2Become1' of https://github.com/ikeough/Dynamo into ChocoButter-2Become1
Merge branch 'ChocoButter-2Become1' of https://github.com/sharadkjaiswal/Dynamo into ChocoButter-2Become1