Adds histograms of directed and all-sky searches in noise

Paper/AllSkyMCNoiseOnly/allsky_noise_twoF_histogram.png

Paper/AllSkyMCNoiseOnly/generate_data.py

Paper/AllSkyMCNoiseOnly/generate_table.py

Paper/AllSkyMCNoiseOnly/plot_data.py

Paper/AllSkyMCNoiseOnly/repeat.sh

Paper/AllSkyMCNoiseOnly/submitfile

Paper/DirectedMCNoiseOnly/generate_data.py

Paper/DirectedMCNoiseOnly/repeat.sh

Paper/DirectedMCNoiseOnly/submitfile

Paper/directed_noise_twoF_histogram.png