remove legacy build instructions

puterbot/README.md

@@ -65,55 +65,3 @@ following information:
 ```
 alembic revision --autogenerate -m "<msg>"
 ```
-
-
-## Building (Windows only)
-
-install ms c++ build tools
-https://visualstudio.microsoft.com/visual-cpp-build-tools/
-
-install python 3.9.6
-https://www.python.org/ftp/python/3.9.6/python-3.9.6-amd64.exe
-
-trust pip hosts on proxy restricted windows machine:
-```
-pip config set global.trusted-host "pypi.org files.pythonhosted.org pypi.python.org" --trusted-host=pypi.python.org --trusted-host=pypi.org --trusted-host=files.pythonhosted.org
-```
-
-install tesseract
-```
-https://github.om/UB-Mannheim/tesseract/wiki/
-```
-
-add to path in the current shell
-```
-set PATH=%PATH%;%USERPROFILE%\AppData\Local\Tesseract-OCR
-```
-
-do it permanently
-```
-setx PATH "%PATH%;%USERPROFILE%\AppData\Local\Tesseract-OCR"
-```
-
-build
-```
-pyinstaller --noconfirm --add-data "resources\*.png;resources" audit.py
-```
-
-## Script dependencies
-
-install easyocr
-```
-pip install --user easyocr -i https://pypi.python.org/simple/
-```
-
-install kerasocr
-```
-pip install --user keras-ocr -i https://pypi.python.org/simple
-python -m pip install --user tensorflow -i https://pypi.python.org/simple --trusted-host=pypi.python.org --trusted-host=pypi.org --trusted-host=files.pythonhosted.org
-```
-
-install paddleocr
-```
-python -m pip install --user paddlepaddle
-````