Add Editorconfig for minimal code style support

.editorconfig

@@ -0,0 +1,14 @@
+# EditorConfig is awesome: http://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
+
+# 4 space - Tab indentation
+[*.{java,xml,js,html}]
+indent_style = tab
+indent_size = 4