Update submodules: parser (new commits)

parser:
    8ca64a8 Chris Smith <chris@dmdirc.com>
            Add rest of the gradle wrapper.

            Doesn't work without the jar :)

            Gerrit: http://gerrit.dmdirc.com/4032

Change-Id: I1aa521c357f4e72642ffbe059950c27c584f2a3b