Update to most recent JDBI Version
Merge pull request #318 from brianm/patch-2

Update to most recent JDBI Version
Prefer NonblockingServletHolder.
Make AssetServlet default charset ctor-injected.
Replace exception catch w/ multi-exeception catch.
Specify English locale for Size and Duration units.
Added Afterburner support.

Closes #282.
Merge remote-tracking branch 'upstream/master'