Merge pull request #2550 from KindDragon/patch-2

.editorconfig added to repository

.editorconfig

+; Check http://editorconfig.org/ for more informations
+; Top-most EditorConfig file
+root = true
+
+; tab indentation
+[*]
+indent_style = tab
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+; 4-column space indentation
+[*.md]
+indent_style = space
+indent_size = 4