Prepare the 'test' env when running 'prepare-env' from ant
Prepare the 'test' env when running 'prepare-env' from ant

The prepare-env-in-dev-machine is used for developers to setup their
environment for functional testing. Since we use SYMFONY_ENV=test now,
it should clear the test environment and not dev.

thijskh/OpenConext-engineblock,thijskh/OpenConext-engineblock,thijskh/OpenConext-engineblock,thijskh/OpenConext-engineblock