Working on the M&S: almost done with everything. Just need to get the stuff right from multiple multiplicities in 1 run

Working on the M&S grid now: added alot of verbose output, and making sure all the interpolators are freed. Now I need to add the eccentricity as options and output for plots. Also reformatted

REplaced the method where all the threads use their own generator with one where there is a centralized queue. Now debugging

Fixed errors for the test_grid tests. I put an extra check on the arguments that are passed into run_system where i catch the ones ending with %d