Added cumulative XUV Flux and reproduction of the "Cosmic Shoreline"#319

Merged

RoryBarnes merged 3 commits intomainfrom Cumulative

Sep 13, 2024

+311-4

Commits on Sep 12, 2024

Added Cumulative XUV flux, but somehow tests are not passing
RoryBarnes
committed

Commits on Sep 13, 2024

Moved CumulativeXUVFlux to system.c and no longer require AtmEsc to output.
Rory Barnes
committed
Fixed a few missed bugs
Rory Barnes
committed