Updated Benchmarks to suit paper versions. Added Extra benchmarks. Updated Benchmark script to suit RB machine.

Existing benchmarks updated:
 * SumSquare
 * LeftOdd
 * Depth
New benchmarks added:
 * Variance
 * Maximum Prefix Sum
 * Maximum Segment Sum
 * Maximum Path Weight
 * Sum Bigger Numbers
Updated benchmark script to suit re-installed RB machine.