new documentation and some fixes in code

docs/lua/Vectors.lua

@@ -0,0 +1,28 @@
+-- luacheck: ignore 111
+
+--[[--
+Class providing vector functionality.
+These are the XNA Vectors, you can find all the functions and fields here: <br>
+<a href="https://docs.microsoft.com/en-us/previous-versions/windows/silverlight/dotnet-windows-silverlight/bb199660(v=xnagamestudio.35">XNA Vector2</a> <br>
+<a href="https://docs.microsoft.com/en-us/previous-versions/windows/silverlight/dotnet-windows-silverlight/bb199670(v=xnagamestudio.35">XNA Vector3</a> <br>
+<a href="https://docs.microsoft.com/en-us/previous-versions/windows/silverlight/dotnet-windows-silverlight/bb199679(v=xnagamestudio.35">XNA Vector4</a> <br>
+
+Access them via Vector2.\*, Vector3.\*, Vector4.\* <br>
+CreateVector2, CreateVector3, CreateVector4 are globals.
+]]
+-- @code Vectors
+
+--- Create Vector2
+-- @treturn Vector2
+-- @realm shared 
+function CreateVector2(path) end
+
+--- Create Vector3
+-- @treturn Vector3
+-- @realm shared 
+function CreateVector2(path) end
+
+--- Create Vector4
+-- @treturn Vector4
+-- @realm shared 
+function CreateVector2(path) end