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.

Because why not?

Change-Id: I996ff53c4bb7bd0d237691c260ed7dc55e6499fa
Reviewed-on: http://gerrit.dmdirc.com/4048
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

Change-Id: I921a395e088846216650d1ac14207cb915a6bb8c
Reviewed-on: http://gerrit.dmdirc.com/4045
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>

Change-Id: Id44b617ffa590a8562fa5f6f79eaeb55fb432075
Reviewed-on: http://gerrit.dmdirc.com/2980
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: Iaaa1509b9f33742a5a2f5d9d6f4608432ddeaaaa
Reviewed-on: http://gerrit.dmdirc.com/2606
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

Change-Id: I8fcf1d9e686834dfad9d93c177b97b0ea19fd742
Reviewed-on: http://gerrit.dmdirc.com/2325
Reviewed-by: Shane Mc Cormack <shane@dmdirc.com>
Automatic-Compile: DMDirc Build Manager