qualifiers from any uses of dlib::array.

--HG--
rename : dlib/array2d/array2d_kernel_1.h => dlib/array2d/array2d_kernel.h

--HG--
rename : dlib/array/array_kernel_2.h => dlib/array/array_kernel.h

the one implementation.

created using the normal array<type> obj; syntax.  Additionally, all extensions
were put into the array object directly and the implementation is the
flat single array implementation.

down routines be at least 10 pixels on each side.

and identity_matrix() functions.

regularization at a constant level even when exponential forgetting is
used.

have sizes which aren't powers of 2.