update meshcat to master

rdeits · rdeits · commit 5140f251ecc6 · 2018-06-04T17:35:03.000-04:00
diff --git a/src/meshcat/viewer b/src/meshcat/viewer
@@ -1 +1 @@
-Subproject commit 8b9df084058565d0cca8f0a66941cf9dcc34e4df
+Subproject commit 95fc01a18b187114ecaa7027de87dd87ead30be9
