go down one more level of aliasing if alias[0] is not a string. fixes #143
go down one more level of aliasing if alias[0] is not a string. fixes #143

gidden/cyclus.github.com,rwcarlsen/cyclus.github.com,gidden/cyclus.github.com,gidden/cyclus.github.com,rwcarlsen/cyclus.github.com,rwcarlsen/cyclus.github.com