Add entity-attribute-value model
Install php-resque via Composer
initial Resque with local Redis server
Improve accessbility with graceful degradation concept
Add solution model
Add php-resqueue to vendor ignore list
Merge branch 'master' of github.com:stucsie/stu-online-judge

* 'master' of github.com:stucsie/stu-online-judge:
  Add JudgeService
  Add entity-attribute-value model

Conflicts:
	src/Stuoj/Model/EAV.php