grafx - Extensible Java Graphics Package Code

Adding Javadoc comments to the transform() functions in Matrices class.

Using the call Matrices.newMatrix() to instantiate.

Making use of Matrices.newMatrix().

Tidying up some things in class Matrices.

Adding the missing offset functions to Vectors.

Adding two more parameters to sum().

Working on the additional functions in Vectors mostly.

Adding some functions and adding more functions to classes in
com.nerius.grafx.d3.math.

In Donut, collapsing m_verts to a one-dimensional array. This is paving the
way for all sorts of performance improvements; or rather, it's paving the way
to having the test code use the code optimally, so that we can test performance
since this is the only code that really tests the code at this point.

Adding a second transform() function to Matrices, which takes offsets.