clean up error messages
diff --git a/objects/power_control_obj.c b/objects/power_control_obj.c
index 7abff35..c9783ee 100644
--- a/objects/power_control_obj.c
+++ b/objects/power_control_obj.c
@@ -37,7 +37,7 @@
 	guint poll_int = control_get_poll_interval(control);

 	if (poll_int == 0)

 	{

-		printf("ERROR:  Poll interval cannot be 0\n");

+		printf("ERROR PowerControl: Poll interval cannot be 0\n");

 		return FALSE;

 	}

 	//handle timeout

@@ -45,7 +45,7 @@
 	if (difftime(current_time,pgood_timeout_start) > control_power_get_pgood_timeout(control_power)

 		&& pgood_timeout_start != 0)

 	{

-		printf("ERROR: Pgood poll timeout\n");

+		printf("ERROR PowerControl: Pgood poll timeout\n");

 		// set timeout to 0 so timeout doesn't happen again

 		control_power_set_pgood_timeout(control_power,0);

 		pgood_timeout_start = 0;

@@ -74,7 +74,7 @@
  			}

 		}

 	} else {

-		printf("ERROR: GPIO read error (rc=%d)\n",rc);

+		printf("ERROR PowerControl: GPIO read error (gpio=%s,rc=%d)\n",pgood.name,rc);

 	}

 	//pgood is not at desired state yet

 	if (gpio != control_power_get_state(control_power) &&

@@ -132,7 +132,7 @@
 		} while(0);

 		if (error != GPIO_OK)

 		{

-			printf("ERROR: GPIO set power state (rc=%d)\n",error);

+			printf("ERROR PowerControl: GPIO set power state (rc=%d)\n",error);

 		}

 	}

 	return TRUE;

@@ -229,7 +229,7 @@
 	} while(0);

 	if (rc != GPIO_OK)

 	{

-		printf("ERROR: GPIO setup (rc=%d)\n",rc);

+		printf("ERROR PowerControl: GPIO setup (rc=%d)\n",rc);

 	} 

 }