Merge pull request #107 from jtpio/beta-19

Update to `jupyterlite==0.1.0b19`

Author: jtpio

requirements.txt

@@ -12,7 +12,7 @@ jupyterlab-fasta>=3,<4
 jupyterlab-geojson>=3,<4
 jupyterlab-tour
 jupyterlab_miami_nights
-jupyterlite==0.1.0b18
+jupyterlite==0.1.0b19
 jupyterlite-p5-kernel==0.1.0
 jupyterlite-xeus-lua==0.3.1
 jupyterlite-xeus-wren==0.2.1