Removed completed TODOs.

DG_Approximation.py

@@ -10,9 +10,6 @@ TODO: Contemplate how to make shock tubes comparable
 TODO: Check whether 'projection' is always a np.array()
 TODO: Check whether all instance variables sensible
 TODO: Use cfl_number for updating, not just time
-TODO: Remove Training_Data.py -> Done
-TODO: Remove unnecessary comments -> Done
-TODO: Combine saving of plots -> Done
 
 """
 import os

Troubled_Cell_Detector.py

@@ -2,9 +2,6 @@
 """
 @author: Laura C. Kühle, Soraya Terrab (sorayaterrab)
 
-TODO: Move plotting to separate file (try to adjust for different equations later) -> Done
-TODO: Improve figure identifiers -> Done
-
 """
 import numpy as np
 import matplotlib.pyplot as plt