allow PHP7
allow PHP7

nhagemann/anycontent-cms-construction-kit-php,nhagemann/anycontent-cms-construction-kit-php,nhagemann/anycontent-cms-construction-kit-php,nhagemann/anycontent-cms-construction-kit-php,nhagemann/anycontent-cms-construction-kit-php,nhagemann/anycontent-cms-construction-kit-php