Newton 3.14a stable release for 2020

v3.14a
-some demos were disabled
-fix bug on solve initial guess making is too violent.
-some improvement to the cmake script now can generates builds for Linux, MinWG and Android.

v3.14
-Joint solver is now more stable, accurate and faster.
-general parallel solvers with special optimizations for specific CPUs,
with version for AVX, AVX2, SSE4.2 and a work in progress GPU based on Vulcan.
-Collision shapes now has per shape materials that the user can use for storing application data.
-Collision System is now more multithreaded, with better analytical contact filters to determine essential contacts.
-Special support libraries base of the listener system that allows the user to make their own system for controlling arrangements of rigid bodies, collision shapes, Joints from pre and post update methods.
-Plenty of example demos to demonstrate how to use the various functionality.
-CMake scripts tested on Window, Linux and Macs.
-Many bug fixed and optimizations with focus on parallel executions