Merge pull request #48 from usnistgov/dependabot/pip/tornado-6.5.1

Bump tornado from 6.4.2 to 6.5.1

Author: martintb

requirements.txt

@@ -220,7 +220,7 @@ tiled==0.1.0b19
 tinycc==1.1
 tinycss2==1.4.0
 toolz==1.0.0
-tornado==6.4.2
+tornado==6.5.1
 tqdm==4.67.1
 traitlets==5.14.3
 typer==0.15.1