Initialize a basic editorconfig

Dependencies

• [2] CLXEECMF * Start putting build results in a database.

Change contents

• file addition: .editorconfig (----------)
  [2.2]
  + # top-most EditorConfig file

  + root = true

  +

  + # Unix-style newlines with a newline ending every file

  + [*]

  + charset = utf-8

  + end_of_line = lf

  + insert_final_newline = true

  + trim_trailing_whitespace = true

  +

  + [*.{cc,hh,hpp,pl,pm,sh,t}]

  + indent_style = space

  + intend_size = 4

  +

  + [Makefile]

  + indent_style = tab

  +

  + [*.nix]

  + indent_style = space

  + indent_size = 2

  +

  + # Match diffs, avoid to trim trailing whitespace

  + [*.{diff,patch}]

  + trim_trailing_whitespace = false