Update submodules: parser (new commits)

parser:
    0e46195 Chris Smith <chris@dmdirc.com>
            Move processors into their own package.

            Make all package-private fields and methods they hackily touched
            into public, for now.

            Gerrit: http://gerrit.dmdirc.com/3952

Change-Id: Ife3f1ab1a2ab3cd0ad65d15bee8939de93aca5ad