These interpreted source files are read by yorick as it starts. The
files themselves contain extensive documentation comments.
paths.i -- read before anything else, allows adjustments to paths
std.i -- standard built in yorick functions (yorick/)
graph.i -- standard graphics functions (yorick/)
matrix.i -- linear algebra functions (matrix/)
fft.i -- FFT functions (fft/)
stdx.i -- final startup file, changes path to proper value