Update readme
Merge branch 'develop'

* develop:
  Update Readme
  Added check if opcache is unloaded
Merge branch 'master' of github.com:SchumacherFM/Magento-OpCache

* 'master' of github.com:SchumacherFM/Magento-OpCache:
  Update readme
Merge branch 'master' into develop

* master:
  Update readme