Better styleguide

- EditorConfig helps developers define and maintain consistent coding styles between different editors and IDEs

.editorconfig

@@ -0,0 +1,21 @@
+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+max_line_length=120
+
+[*.sh]
+indent_style = tab
+indent_size = 2
+charset = utf-8
+trim_trailing_whitespace = true
+
+[*.zsh]
+indent_style = tab
+indent_size = 2
+charset = utf-8
+trim_trailing_whitespace = true
+
+[*.md]
+trim_trailing_whitespace = false