Pristine version of Series benchmark from Parallel Java Grande

See #4.
Remove dependence on the JGF package

See #4.
Remove redundant cleanup - Java has garbage collection

See #4.
Remove old Series benchmarks

See #4.
Complete port of Series

It's now really embarassingly parallel except for the error checking
part which will show that it has a shared dependency on System.out.println.

Also include reference to the Bamboo version of Series.

See #4.