Provisional release

• Create a main branch
• Change default to main (Settings -> Repository -> Default Branch)
• Delete master
• Create "provisional"
• Add/check for proper license.md, disclaimer.md
• Create code.json
• change to "USGSHydroOpt" in fields
• Create merge request
• merge
• Create an issue here: https://code.chs.usgs.gov/software/software-management
• Choose the provisional release template
• tag @jfwalker as approver

Once this is done and we have them all public, we'll get the packages on an RPackage Manager server.