remove settings route entirely, redundant by now

src/settings.js

@@ -1,9 +1,6 @@
 'use strict';
 
 exports = module.exports = {
-    getRegistryConfig,
-    setRegistryConfig,
-
     initCache,
 
     // these values come from the cache
@@ -83,7 +80,6 @@ exports = module.exports = {
 const assert = require('assert'),
     database = require('./database.js'),
     debug = require('debug')('box:settings'),
-    docker = require('./docker.js'),
     safe = require('safetydance');
 
 const SETTINGS_FIELDS = [ 'name', 'value' ].join(',');
@@ -91,10 +87,6 @@ const SETTINGS_BLOB_FIELDS = [ 'name', 'valueBlob' ].join(',');
 
 const gDefaults = (function () {
     const result = { };
-    result[exports.REGISTRY_CONFIG_KEY] = {
-        provider: 'noop'
-    };
-
     result[exports.DASHBOARD_DOMAIN_KEY] = '';
     result[exports.DASHBOARD_FQDN_KEY] = '';
     result[exports.MAIL_DOMAIN_KEY] = '';
@@ -159,24 +151,6 @@ async function clear() {
     await database.query('DELETE FROM settings');
 }
 
-async function getRegistryConfig() {
-    const value = await get(exports.REGISTRY_CONFIG_KEY);
-    if (value === null) return gDefaults[exports.REGISTRY_CONFIG_KEY];
-    return JSON.parse(value);
-}
-
-async function setRegistryConfig(registryConfig) {
-    assert.strictEqual(typeof registryConfig, 'object');
-
-    const currentConfig = await getRegistryConfig();
-
-    docker.injectPrivateFields(registryConfig, currentConfig);
-
-    await docker.testRegistryConfig(registryConfig);
-
-    await set(exports.REGISTRY_CONFIG_KEY, JSON.stringify(registryConfig));
-}
-
 async function list() {
     const settings = await database.query(`SELECT ${SETTINGS_FIELDS} FROM settings WHERE value IS NOT NULL ORDER BY name`);