hard downgrade xterm.js to 3.10, since 3.11 is badly broken due to xtermjs/xterm.js#1864; we will wait until that messed is sorted out before ever upgrading xterm.js again: see xtermjs/xterm.js#1932 and

Author: williamstein

src/smc-webapp/package.json

@@ -101,7 +101,7 @@
     "three": "^0.78.0",
     "timeago": "^1.6.3",
     "underscore": "^1.9.1",
-    "xterm": "^3.11.0",
+    "xterm": "=3.10.1",
     "zlibjs": "^0.3.1"
   },
   "devDependencies": {