Revert "added PhpStorm's .idea to .gitignore"
Revert "added PhpStorm's .idea to .gitignore"

This reverts commit fc5310d13aeb28b17a86cd7f5a477385e2f44a50.

appleseedhq/appleseedhq.github.io,appleseedhq/appleseedhq.github.io,appleseedhq/appleseedhq.github.io