Do not modify global matplotlib settings

Author: caenrigen

modiscolite/report.py

@@ -1,14 +1,10 @@
 import os
 import h5py
-import types
-import pickle
 import pandas
 import shutil
 import tempfile
 import logomaker
 
-import matplotlib
-matplotlib.use('pdf')
 from matplotlib import pyplot as plt
 
 import numpy as np