Create project file for BussIK inverse kinematics library (premake, cmake)

URDF/SDF: add a flag to force concave mesh collisiofor static objects. <collision concave="yes" name="pod_collision">
VR: support teleporting using buttong, allow multiple controllers to be used, fast wireframe rendering,
Turn off warnings about deprecated C routine in btScalar.h/b3Scalar.h
Add a dummy return to stop a warning
Expose defaultContactERP in shared memory api/pybullet.
First start to expose IK in shared memory api/pybullet (not working yet)

examples/ThirdPartyLibs/BussIK/premake4.lua

@@ -0,0 +1,11 @@
+	project "BussIK"
+		
+	kind "StaticLib"
+
+	includedirs {
+		"."
+	}
+	files {
+		"*.cpp",
+		"*.h",
+	}