build vignette on travis
decruft
put back possibility of evaluating argument to wrap
Revert "decruft"

This reverts commit 8b8f3fd401cb1368953cbfadc00370f4d351920d.
Revert "put back possibility of evaluating argument to wrap"

This reverts commit e9291b11946b51787eaf63dc434cadbb19f32be4.
Revert "Revert "put back possibility of evaluating argument to wrap""

This reverts commit add0d22df68e180ebadfae8c088ca2c166e22b06.
Revert "Revert "decruft""

This reverts commit d16b31deefca4c8e5fef7a38e1fce0b1e7228fd2.
Revert "Revert "Revert "put back possibility of evaluating argument to wrap"""

This reverts commit 1d0cfd9a9671a135211cb57430429b93ef25dd34.

Lordy.