1159266: rhsm-icon -i fails with "TypeError: 'NoneType' object has no attribute '__getitem__'"

Modified calls to move new status call out of startup process for rhsm-icon. The
poke no longer fires the full status response.
Updated to fit dbus expected standard for Properites
Merge pull request #1077 from candlepin/wottop/dbus-standard

1159266: rhsm-icon -i fails with "TypeError: 'NoneType' object has no at...