Fix Issue #5: Remove empty string from Traditional console_set

- Removed blank entry that was causing empty parameter errors
- Fixes 'Verification failed for blank parameter' errors on all devices
- Issue discovered during testing and root cause identified in config

network_configuration.json

@@ -75,7 +75,6 @@
     },
     "console_set": {
         "Traditional": [
-            "",
             "SwitchRetain Off",
             "ButtonRetain Off",
             "PowerRetain On",