Add options to Layout#11

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siuying wants to merge 7 commits intoqrush:masterfrom

siuying:add-options2

Commits on Jul 26, 2013

Commits on Jul 27, 2013

Fix strain when @view == subview (subview centering FTW)
wejn
committed

Commits on Dec 12, 2013

Commits on Dec 16, 2013

default options to none
siuying
committed