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

...ion on simple types and also added tests to cover scenarios.

@yishaigalatzer @pranavkm @rynowak @harshgMSFT 

Note:
- This PR does not have comments. I will add them once we agree upon the changes.
We could do that, but we should parse the response content to do that. I'd like to leave this to make this simiple..