in the catchment_plot, implemented the plot_lines_over_gaps_narrower_than option; in the rms method, implemented temporal grids correctly; implemented the mean and std methods
in the catchment_plot, implemented the plot_lines_over_gaps_narrower_than option; in the rms method, implemented temporal grids correctly; implemented the mean and std methods

jgte/orb,jgte/orb,jgte/orb,jgte/orb,jgte/orb