Suppress expected warnings in the annotationLayer tests.
Suppress expected warnings in the annotationLayer tests.

The annotationLayer tests using the d3 renderer, which emits warnings
about polygon support.  These are expected, so suppress them.

Kitware/geojs,Kitware/geojs,OpenGeoscience/geojs,OpenGeoscience/geojs,OpenGeoscience/geojs,Kitware/geojs