Mmpm

- total rework of the entire application

- hotfix to update parsing based on 3rd Party Modules page changes

- upgraded dependencies for GUI
- fixed URL path causing duplicate static endpoints
- changed import path of gevent.monkey `patch_all` call
- changed installation method of MagicMirror via `mmpm install --magicmirror`

- fixed missing leading slash of API URL

- Removed `webssh` and terminal access in GUI
- Moved from `eventlet` to `gevent` to avoid Python 3.10 issues
- some code cleanup

- updated dependency versions and fix for missing jinja module causing failed installation