Added editorconfig (NrgXnat#7)

* Added editorconfig

* Cleaned up editorconfig

Author: Sikerdebaard

.editorconfig

@@ -0,0 +1,16 @@
+;
+; This is an ini style configuration. See http://editorconfig.org/ for more information on this file.
+;
+; Top level editor config.
+root = true
+; Always use Unix style new lines with new line ending on every file and trim whitespace
+[*]
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+; YAML format, 4 spaces
+[*.yaml, *.yml]
+indent_style = space
+indent_size = 4
+max_line_length = 160