Tutuila Water budget model repository copy, v0 preprint

All input output and model code for the Tutuila SWB2 water budget model. This is version 0.0, compiled for release of a preprint. This version can also be accessed at Zenodo: https://doi.org/10.5281/zenodo.3466114, and the working (dynamic) repository can be accessed at https://github.com/cshuler/Tutuila-SWB-Scenarios. This work was funded by the Pacific RISA and Ike Wai projects located at the East West Center and UH Manoa.