Merge pull request #8 from maestrooo/develop

Upgrade to PHP 7.1 stable

Merge pull request #6 from danizord/patch-2

Set PHP error reporting optimized for production

Prepare PHP 7.1 with RC1

Update Dockerfile

Update Dockerfile

Update PHP and APCu

Update versions

Update PHP version

This also makes sure that we install the PHP7 version of APCu by explicitly specifying value.

Update Dockerfile

Update PHP