Move the check_storage_options to right after the INPUT_FILE is sourced
Move the check_storage_options to right after the INPUT_FILE is sourced

We don't want to do any setup before we verify that the users input
was correct.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

Closes: #225
Approved by: rhvgoyal

shishir-a412ed/docker-storage-setup,thescriptbender/container-storage-setup