reverted Illuminate\Support dependency to >=4.0

Signed-off-by: Blessing Osakue <iyoworks@gmail.com>
added Mime type helper

Signed-off-by: Blessing Osakue <iyoworks@gmail.com>
fixed method name

Signed-off-by: Blessing Osakue <iyoworks@gmail.com>
added new migration and model traits

Signed-off-by: Blessing Osakue <iyoworks@gmail.com>