aufs: tiny, remove a space

Signed-off-by: J. R. Okajima <hooanon05@yahoo.co.jp>
Merge branch 'aufs3.0/00base' into aufs3.0/01modular
Merge branch 'aufs3.0/01modular' into aufs3.0/30stdalone
Merge branch 'aufs3.0/00base' into aufs3.1/00base
Merge branch 'aufs3.0/01modular' into aufs3.1/01modular
Merge branch 'aufs3.1/00base' into aufs3.1/01modular
Merge branch 'aufs3.0/30stdalone' into aufs3.1/30stdalone
Merge branch 'aufs3.1/01modular' into aufs3.1/30stdalone
Merge branch 'aufs3.1/00base' into aufs3.2/00base
Merge branch 'aufs3.1/01modular' into aufs3.2/01modular
Merge branch 'aufs3.2/00base' into aufs3.2/01modular
Merge branch 'aufs3.1/30stdalone' into aufs3.2/30stdalone
Merge branch 'aufs3.2/01modular' into aufs3.2/30stdalone
aufs: update copyright for 2013

Signed-off-by: J. R. Okajima <hooanon05@yahoo.co.jp>
Merge branch 'aufs3.0/00base' into aufs3.0/01modular
Merge branch 'aufs3.0/01modular' into aufs3.0/30stdalone
Merge branch 'aufs3.0/00base' into aufs3.1/00base
Merge branch 'aufs3.0/01modular' into aufs3.1/01modular
Merge branch 'aufs3.1/00base' into aufs3.1/01modular
Merge branch 'aufs3.0/30stdalone' into aufs3.1/30stdalone