[Partial fix for #1372]Added SimpleTypesExcludeFilter to exlcude validat...

...ion on simple types and also added tests to cover scenarios.

@yishaigalatzer @pranavkm @rynowak @harshgMSFT 

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- This PR does not have comments. I will add them once we agree upon the changes.
you can see the obvious problem with names like 'instance0, instance1, instance2' from looking at the diff here. Suggest using names the reflect what the actual types are.