Fixed users table migration allowing email/password registration (silverbux#29)

* Fixed users table migration

* Fixing travis build. See #14fcfcb

Author: Ionut Tanasa

.env.travis

@@ -17,7 +17,7 @@ REDIS_HOST=127.0.0.1
 REDIS_PASSWORD=null
 REDIS_PORT=6379
 
-MAIL_DRIVER=smtp
+MAIL_DRIVER=log
 MAIL_HOST=mailtrap.io
 MAIL_PORT=2525
 MAIL_USERNAME=null

database/migrations/2014_10_12_000000_create_users_table.php

@@ -14,14 +14,14 @@ public function up()
     {
         Schema::create('users', function (Blueprint $table) {
             $table->increments('id');
-            $table->string('oauth_provider');
-            $table->string('oauth_provider_id');
+            $table->string('oauth_provider')->nullable();
+            $table->string('oauth_provider_id')->nullable();
             $table->string('name');
             $table->string('email')->unique();
             $table->string('password', 60);
-            $table->string('avatar');
+            $table->string('avatar')->nullable();
             $table->enum('email_verified', ['1', '0'])->default('0');
-            $table->string('email_verification_code', 60);
+            $table->string('email_verification_code', 60)->nullable();
             $table->rememberToken();
             $table->timestamps();
         });