Add sleep to allow get call state (#45)

Author: ckoegel

test/integration/test_integration.rb

@@ -113,6 +113,7 @@ def test_create_call_and_get_call_state
         assert(response.data.call_id.length > 0, "call_id value not set")
 
         #Get phone call information
+        sleep 1
         response = @bandwidth_client.voice_client.client.get_call(BW_ACCOUNT_ID, response.data.call_id)
         assert(response.data.state.length > 0, "state value not set")
     end