isort

• used isort on everything. broke a bunch of stuff. fixed it. you may get issues. geom package a little in flux.
• runs black on main moving forward.
• update readme with info about xpath
• wont need to build repo docs as often as should get built by readthedocs anyway
• add contributers to md
• fix dev requirement update from dependabot
• make use of xpath as a command line util
• adds fixes to xpath so you dont need underscore for attribute. and upgrades strings to Text nodes