Merge pull request #1 from stamourv/master

Minor fixes.
Add some additional files to ignore
Update number of itrs to 30

- Should prevent error "number of samples (5) must be ≥ 30"
Support recording/reading results

- Allows plotting results to be separated from running benchmarks
  to get the results
Don't compile examples when running raco setup.
Quick and dirty support for color schemes.