Added editorconfig

Closes #9

.editorconfig

@@ -0,0 +1,29 @@
+
+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+end_of_line = lf
+insert_final_newline = true
+charset = utf-8
+indent_style = space
+trim_trailing_whitespace = true
+
+# Python
+[*.py]
+indent_size = 4
+
+# Markdown
+[*.md]
+indent_size = 4
+trim_trailing_whitespace = false
+
+[Makefile]
+indent_style = tab
+
+# HTML, CSS, javascript, JSON and YAML
+[*.{html,css,js,json,yml,yaml}]
+indent_size = 2