Migration fixes (#9776)

* add migrate:install to lnms, but hide it

* Fix Database migration validation

* remove extra import

* Don't allow install to continue if db build fails

app/Console/MigrateInstallCommand.php

@@ -0,0 +1,33 @@
+<?php
+/**
+ * MigrateInstallCommand.php
+ *
+ * -Description-
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @package    LibreNMS
+ * @link       http://librenms.org
+ * @copyright  2019 Tony Murray
+ * @author     Tony Murray <murraytony@gmail.com>
+ */
+
+namespace App\Console;
+
+use Illuminate\Database\Console\Migrations\InstallCommand;
+
+class MigrateInstallCommand extends InstallCommand
+{
+    protected $hidden = true;
+}