Add no-nonoctal-decimal-escape ESLint rule

Author: ehmicky

.eslintrc.js

@@ -92,6 +92,7 @@ module.exports = {
     'no-multi-assign': 2,
     'no-negated-condition': 2,
     'no-nested-ternary': 2,
+    'no-nonoctal-decimal-escape': 2,
     'no-param-reassign': [
       2,
       {