Update casperfpga ref

Jack · Jack · commit 670c38ea5e49 · 2019-10-10T12:46:33.000-07:00
diff --git a/casperfpga b/casperfpga
@@ -1 +1 @@
-Subproject commit 54eab47207d80ee962a6f3e0def95c19d8ff61c2
+Subproject commit 7f8bb67c0e7d8c2dc49c66918857fd55a35a35e5
