Add .gitreview config.
Add .gitreview config.

Change-Id: Iee2cffccfcb5c46e2b53784d985d3b4cfe122f2a
Reviewed-on: http://gerrit.dmdirc.com/4020
Reviewed-by: Greg Holmes <79e2475f81a6317276bf7cbb3958b20d289b78df@dmdirc.com>
Automatic-Compile: DMDirc Build Manager

DMDirc/Util