Add .jshintignore
Add .jshintignore

The Leaflet UTF8 Grid shim has tons of lint and we won't be fixing it
anyway.

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