Oprava chyb v Logging.php, uprava tabuliek

- oprava tabuliek created_at, CURRENT_TIMESTAMP
- pridanie memory_total, load
- apcu fix

database/migrations/2014_10_12_000000_create_users_table.php

@@ -17,11 +17,11 @@ class CreateUsersTable extends Migration
             $table->increments('id');
             $table->string('name');
             $table->string('email')->unique();
-            $table->string('password');
-            $table->string('full_name');
-            $table->string('ou');
+            $table->string('password')->nullable();
+            $table->string('full_name')->nullable();
+            $table->string('ou')->nullable();
             $table->rememberToken();
-            $table->timestamps();
+            $table->timestamp('created_at')->default(DB::raw('CURRENT_TIMESTAMP'));
 
     	    $table->index([DB::raw('email(191)')]);
         });