Add .editorconfig file
Add .editorconfig file

Default to LF EOL, UTF-8 and space indent. 4 space indent for .py/.sh files.

See https://editorconfig.org/

based on https://github.com/Electron-Cash/Electron-Cash/commit/de392bb92c9aa8a3ab46a56334a90b8159d8fddc

spesmilo/electrum,spesmilo/electrum,pooler/electrum-ltc,spesmilo/electrum,pooler/electrum-ltc,pooler/electrum-ltc,spesmilo/electrum,pooler/electrum-ltc