Feature/custom locations (#74)

* New feature: custom locations

* Custom locations: exteding config generator

* Custom locations: refactoring

* Fixing proxy_host table on small screens

* Custom locations: translations

* Custom locations bugfix

* Custom locations bugfix

* PR #74 fixes

src/backend/migrations/20190215115310_customlocations.js

@@ -0,0 +1,37 @@
+'use strict';
+
+const migrate_name = 'custom_locations';
+const logger       = require('../logger').migrate;
+
+/**
+ * Migrate
+ * Extends proxy_host table with locations field
+ *
+ * @see http://knexjs.org/#Schema
+ *
+ * @param   {Object}  knex
+ * @param   {Promise} Promise
+ * @returns {Promise}
+ */
+exports.up = function (knex/*, Promise*/) {
+    logger.info('[' + migrate_name + '] Migrating Up...');
+
+    return knex.schema.table('proxy_host', function (proxy_host) {
+        proxy_host.json('locations');
+    })
+        .then(() => {
+            logger.info('[' + migrate_name + '] proxy_host Table altered');
+        })
+};
+
+/**
+ * Undo Migrate
+ *
+ * @param   {Object}  knex
+ * @param   {Promise} Promise
+ * @returns {Promise}
+ */
+exports.down = function (knex, Promise) {
+    logger.warn('[' + migrate_name + '] You can\'t migrate down this one.');
+    return Promise.resolve(true);
+};