Merge branch 'witness' of https://github.com/Swarthmore/VisualizingTranslations
Merge branch 'master' of https://github.com/Swarthmore/VisualizingTranslations
Merge branch 'master' of https://github.com/Swarthmore/VisualizingTranslations
Merge branch 'master' of https://github.com/Swarthmore/VisualizingTranslations
added comments to router