re-organize migration files

Author: leo108

database/migrations/2016_08_01_061914_create_services_table.php

@@ -15,6 +15,7 @@ public function up()
         Schema::create('cas_services', function (Blueprint $table) {
             $table->increments('id');
             $table->string('name')->charset('utf8')->collate('utf8_general_ci')->unique();
+            $table->boolean('allow_proxy')->default(false);
             $table->boolean('enabled')->default(true);
             $table->timestamps();
         });

database/migrations/2016_08_01_061918_create_tickets_table.php

@@ -16,14 +16,15 @@ public function up()
             $table->charset = 'utf8';
             $table->collation = 'utf8_general_ci';
             $table->increments('id');
-            $table->string('ticket', 32)->unique();
+            $table->string('ticket', 256)->unique();
             $table->string('service_url', 1024);
             $table->integer('service_id')->unsigned();
             $table->integer('user_id')->unsigned();
             $table->timestamp('created_at')->nullable();
             $table->timestamp('expire_at')->nullable();
             $table->foreign('service_id')->references('id')->on('cas_services');
             $table->foreign('user_id')->references(config('cas.user_table.id'))->on(config('cas.user_table.name'));
+            $table->text('proxies')->nullable();
         });
     }