adds bit manipulation and refactor directories

Author: amejiarosario

editorconfig

@@ -0,0 +1,12 @@
+# Cross-editor coding style settings.
+# See http://editorconfig.org/ for details.
+
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true