Add nunjucks to the vendor bundle
Add nunjucks to the vendor bundle

Although we never directly require nunjucks in this app, each
precompiled template contains a reference to nunjucks.

WikiWatershed/model-my-watershed,kdeloach/model-my-watershed,kdeloach/model-my-watershed,project-icp/bee-pollinator-app,lliss/model-my-watershed,mmcfarland/model-my-watershed,kdeloach/model-my-watershed,kdeloach/model-my-watershed,WikiWatershed/model-my-watershed,project-icp/bee-pollinator-app,kdeloach/model-my-watershed,mmcfarland/model-my-watershed,WikiWatershed/model-my-watershed,mmcfarland/model-my-watershed,WikiWatershed/model-my-watershed,WikiWatershed/model-my-watershed,mmcfarland/model-my-watershed,lliss/model-my-watershed,project-icp/bee-pollinator-app,mmcfarland/model-my-watershed,lliss/model-my-watershed,lliss/model-my-watershed,lliss/model-my-watershed,project-icp/bee-pollinator-app