changed to `mindcraft-ce`

removed style + ensured app closes when not yet installed

fixed bug with unexpected character logging

added PATH updating for `node` and `git`

added requests to requirements.txt

remove 1 unnecessary comment

made `git` raise a fatal exception if unable to download

ensure that only main.py can be run, not installer.py

added build instructionrs to readme

added notes to README

cleaned up stuff (do not use previous commit)

most of installer polished out

improved error handler

added installer

added basic installer worker class (placeholder)