Proposal containing the results of the SilkX experiment (#1727)

* Update Proposal - Generation of Library Sources and PInvoke Mechanisms.md

* Update documentation/proposals/Proposal - Generation of Library Sources and PInvoke Mechanisms.md

* Update documentation/proposals/Proposal - Generation of Library Sources and PInvoke Mechanisms.md

* Update documentation/proposals/Proposal - Generation of Library Sources and PInvoke Mechanisms.md

* Update SilkX Proposals (#1792)

* Update SilkX Proposals

- Updated Pointer Proposal to match current implementation
- Add Generic Math Proposal based on Current work

* Added missing function proposals and fixing some language

* Implementing Review Feedback

* Major rewrite of Generic Math Proposal

-Slimmed it down though

* Remove Vector 5 note

* Addressing Review Comments

* More Review Comments

* Vector Transform Adjustments

-and fix CreateFromPointNormal nomenclature

* Remove  the Endians that escaped the first time

* Update for Rect/Box changes

* Added LH/RH Matrix Functions

* Box/Rect changes

Making this a set of master types with obfuscated implmentation. Go For Perf

* Update Proposal - Generation of Library Sources and PInvoke Mechanisms.md

* Bring back contexts - this was noted in WG review

* Add meeting notes to the generic math proposal

* Update Proposal - Generic Math.md

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Co-authored-by: Andrew Davis <[email protected]>