Improve install command, add custom migrations system

Implemented our own migration repository + migrator (based on Laravel's
stuff) so that we can keep track of which migrations have been run for
core and per-extension. That way we can simple call the migrator to
upgrade core/extensions, and to uninstall extensions.

migrations/2015_02_24_000000_create_access_tokens_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreateAccessTokensTable extends Migration
 {

migrations/2015_02_24_000000_create_activity_table.php

@@ -1,36 +0,0 @@
-<?php
-
-use Flarum\Install\Migration;
-use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
-
-class CreateActivityTable extends Migration
-{
-
-    /**
-     * Run the migrations.
-     *
-     * @return void
-     */
-    public function up()
-    {
-        $this->schema->create('activity', function (Blueprint $table) {
-            $table->increments('id');
-            $table->integer('user_id')->unsigned();
-            $table->string('type', 100);
-            $table->integer('subject_id')->unsigned()->nullable();
-            $table->binary('data')->nullable();
-            $table->dateTime('time');
-        });
-    }
-
-    /**
-     * Reverse the migrations.
-     *
-     * @return void
-     */
-    public function down()
-    {
-        $this->schema->drop('activity');
-    }
-}

migrations/2015_02_24_000000_create_config_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreateConfigTable extends Migration
 {
@@ -15,7 +14,6 @@ class CreateConfigTable extends Migration
     public function up()
     {
         $this->schema->create('config', function (Blueprint $table) {
-        
             $table->string('key', 100)->primary();
             $table->binary('value')->nullable();
         });

migrations/2015_02_24_000000_create_discussions_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreateDiscussionsTable extends Migration
 {
@@ -15,7 +14,6 @@ class CreateDiscussionsTable extends Migration
     public function up()
     {
         $this->schema->create('discussions', function (Blueprint $table) {
-
             $table->increments('id');
             $table->string('title', 200);
             $table->integer('comments_count')->unsigned()->default(0);

migrations/2015_02_24_000000_create_email_tokens_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreateEmailTokensTable extends Migration
 {

migrations/2015_02_24_000000_create_groups_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreateGroupsTable extends Migration
 {

migrations/2015_02_24_000000_create_notifications_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreateNotificationsTable extends Migration
 {
@@ -15,7 +14,6 @@ class CreateNotificationsTable extends Migration
     public function up()
     {
         $this->schema->create('notifications', function (Blueprint $table) {
-
             $table->increments('id');
             $table->integer('user_id')->unsigned();
             $table->integer('sender_id')->unsigned()->nullable();

migrations/2015_02_24_000000_create_password_tokens_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreatePasswordTokensTable extends Migration
 {

migrations/2015_02_24_000000_create_permissions_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreatePermissionsTable extends Migration
 {
@@ -15,7 +14,6 @@ class CreatePermissionsTable extends Migration
     public function up()
     {
         $this->schema->create('permissions', function (Blueprint $table) {
-        
             $table->integer('group_id')->unsigned();
             $table->string('permission', 100);
             $table->primary(['group_id', 'permission']);

migrations/2015_02_24_000000_create_posts_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreatePostsTable extends Migration
 {

migrations/2015_02_24_000000_create_users_discussions_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreateUsersDiscussionsTable extends Migration
 {

migrations/2015_02_24_000000_create_users_groups_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreateUsersGroupsTable extends Migration
 {
@@ -15,7 +14,6 @@ class CreateUsersGroupsTable extends Migration
     public function up()
     {
         $this->schema->create('users_groups', function (Blueprint $table) {
-        
             $table->integer('user_id')->unsigned();
             $table->integer('group_id')->unsigned();
             $table->primary(['user_id', 'group_id']);

migrations/2015_02_24_000000_create_users_table.php

@@ -1,8 +1,7 @@
 <?php
 
-use Flarum\Install\Migration;
+use Flarum\Migrations\Migration;
 use Illuminate\Database\Schema\Blueprint;
-use Illuminate\Support\Facades\Schema;
 
 class CreateUsersTable extends Migration
 {

migrations/2015_08_14_000000_create_test_table.php

@@ -0,0 +1,29 @@
+<?php
+
+use Flarum\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+
+class CreateTestTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        $this->schema->create('test', function (Blueprint $table) {
+            $table->increments('id');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        $this->schema->drop('test');
+    }
+}