Add plot_legend_loc parameter to settings (#698)

Closes #685

Author: MichaelGrupp

evo/tools/plot.py

@@ -71,6 +71,7 @@ def apply_settings(settings: SettingsContainer = SETTINGS):
                 palette=settings.plot_seaborn_palette)
 
     mpl.rcParams.update({
+        "legend.loc": settings.plot_legend_loc,
         "lines.linewidth": settings.plot_linewidth,
         "text.usetex": settings.plot_usetex,
         "font.family": settings.plot_fontfamily,

evo/tools/settings_template.py

@@ -104,6 +104,11 @@ def get_default_plot_backend() -> str:
         False,
         "Invert the y-axis of plots."
     ),
+    "plot_legend_loc": (
+        "best",
+        "Plot legend location. See here for the available 'loc' options:\n"
+        "https://matplotlib.org/stable/api/_as_gen/matplotlib.pyplot.legend.html"
+    ),
     "plot_linewidth": (
         1.5,
         "Line width value supported by matplotlib."