initial commit of fraction2domain.bash
Initial commit of uhs2paramfile.py

This includes modularizing the final section of make_parameters.
New modules include convert.py and param_file.py
Major debugging of rvic_model.py

Inclued work on history, time_utility and read_forcings.

There are also a few minor changes to the parameter file generation in this commit.
inital commit of fraction2domain.bash