Add an editorconfig file

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

.editorconfig

@@ -0,0 +1,14 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
+indent_style = space
+indent_size = 4
+max_line_length = 80
+
+[*.yml]
+indent_style = space
+indent_size = 2