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.

Change-Id: I3665cac8af833da793ca418953d934cc3a333459
Depends-On: I348b37a14097439f8a56b0a671794410e46201ca
Depends-On: Ifc4aa601de14ca2526646f499f60329ed7c5935e
Reviewed-on: http://gerrit.dmdirc.com/3939
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: Id0904867640e49e12fca5c1c7c5b9e72c78e3a1b
Reviewed-on: http://gerrit.dmdirc.com/2976
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: I065a771ff81e565b37689f9d6ea82d4057cec2f1
Reviewed-on: http://gerrit.dmdirc.com/2779
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Greg Holmes <greg@dmdirc.com>

Change-Id: Idf38f5027a92166daf99039de75b759d47431de1
Reviewed-on: http://gerrit.dmdirc.com/2607
Reviewed-by: Greg Holmes <greg@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

Change-Id: I7488d64d10147a95df5676a0a9ebb10574af7444
Reviewed-on: http://gerrit.dmdirc.com/2449
Automatic-Compile: DMDirc Build Manager
Reviewed-by: Chris Smith <chris@dmdirc.com>