Ability to remove settings from db

Allows to delete settings from admin-fe interface

src/store/modules/normalizers.js

@@ -245,8 +245,6 @@ const wrapValues = (settings, currentState) => {
     } else if (setting === ':ip') {
       const ip = value.split('.').map(s => parseInt(s, 10))
       return { 'tuple': [setting, { 'tuple': ip }] }
-    } else if (setting === ':ssl_options') {
-      return { 'tuple': [setting, wrapValues(value, currentState)] }
     } else if (setting === ':args') {
       const index = value.findIndex(el => el === 'implode')
       const updatedArray = value.slice()