Hacked the Bus component to permit devices to access the actual memory map (better solution will be maintain two separate maps: one for the CPU and a separate map for device access)

devices/pdp11/machine/1170/4mb/README.md

@@ -0,0 +1,13 @@
+---
+layout: page
+title: PDP-11/70 with 4Mb and Front Panel
+permalink: /devices/pdp11/machine/1170/4mb/debugger/
+machines:
+  - id: test1170
+    type: pdp11
+    autoMount:
+      RL0:
+        path: http://archive.pcjs.org/disks/dec/rl01k/RL01K-RSTS-V70.json
+---
+
+{% include machine.html id="test1170" %}