Added editorconfig file

.editorconfig

@@ -0,0 +1,17 @@
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+# with 4 tabulator indent
+[*]
+end_of_line = lf
+insert_final_newline = true
+charset = utf-8
+indent_style = tab
+indent_size = 4
+
+# If we need finetuning the rules for other files, we can add they here
+[CMakeList.txt]
+indent_style = space
+indent_size = 2
+