Update hass.io to 0.74

pvizeli · web-flow · commit 3a5a4e4c2755 · 2017-11-05T00:12:49.000+01:00
diff --git a/version.json b/version.json
@@ -1,5 +1,5 @@
 {
-    "hassio": "0.73",
+    "hassio": "0.74",
     "homeassistant": "0.57",
     "resinos": "1.1",
     "resinhup": "0.3",
