Delay initializing the s3 client until it's needed to silence warnings

Signed-off-by: Shea Levy <shea@shealevy.com>

Created by  Shea Levy  on September 22, 2013
UGFTLRWCWVWNLFIHXXTJE2Q5NFXOTUXUBJARS5T3VIDB6QT775OQC
In channels
main
Change contents