plotting now produces semi-reasonable results

nifty/plotting/descriptors/axis.py

nifty/plotting/figures/figure_2D.py

nifty/plotting/figures/figure_3D.py

nifty/plotting/figures/figure_base.py

nifty/plotting/plots/heatmaps/glmollweide.py

nifty/plotting/plots/heatmaps/heatmap.py

nifty/plotting/plots/heatmaps/hpmollweide.py

nifty/plotting/plots/scatter_plots/cartesian_2D.py

nifty/plotting/plots/scatter_plots/cartesian_3D.py

nifty/plotting/plots/scatter_plots/geo.py

nifty/plotting/plots/scatter_plots/scatter_plot.py

nifty/plotting/plotter/gl_plotter.py

nifty/plotting/plotter/healpix_plotter.py

nifty/plotting/plotter/plotter_base.py

nifty/plotting/plotter/power_plotter.py

nifty/plotting/plotter/rg1d_plotter.py

nifty/plotting/plotter/rg2d_plotter.py