Stop swimming against the tide and accept what most of the rest of
the world does.
While it adds an annoying depth to the actual source code, it makes
the root directory nicer (no more 'test-res' dirs), means we don't
have to override the gradle config, and makes it nicer to work in
IDEA 2016.1.
Don't try and resole using a path from another FS provider.
Create paths via URIs not via strings, as otherwise it gets
confused with protocols.
Change-Id: Ibb33317ee9ce8d1567535e464c8f59667ea5e65a
Reviewed-on: http://gerrit.dmdirc.com/4043
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager