Added basic README

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Added mandelbrot benchmarks from the JRuby repository

JRuby revision: e211f8ced74f708fb8a58cfb0f6d2cdeb29886af

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Adapt mandelbrot.c to output ReBench compatible results

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Added Python version, directly transcribed from mandelbrot.c

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Adapted Mandelbrot.java for ReBench

Signed-off-by: Stefan Marr <git@stefan-marr.de>
Added basic makefile

Signed-off-by: Stefan Marr <git@stefan-marr.de>