added C5_ENVIRONMENT_ONLY constant to override commandline check
added C5_ENVIRONMENT_ONLY constant to override commandline check

matt9mg/concrete5,TimDix/concrete5,avdevs/concrete5,matt9mg/concrete5,avdevs/concrete5,TimDix/concrete5,MichaelMaar/concrete5,MichaelMaar/concrete5,TimDix/concrete5,avdevs/concrete5,MichaelMaar/concrete5,matt9mg/concrete5