Update config don't reboot if in safe mode (battery saver)

config

@@ -366,8 +366,12 @@ elif [ "$1" = "-a" ]; then
 		echo "changing CubeSatSim to AFSK mode"
 		sudo echo "a" > /home/pi/CubeSatSim/.mode	
 		if [ "$1" == "f" ] || [ "$1" == "b" ] ; then
-#			restart=1
-			reboot=1
+			FILE=/home/pi/CubeSatSim/battery_saver
+			if [ -f "$FILE" ]; then
+				restart=1
+			else 
+		    		reboot=1
+			fi	
 		else
 			restart=1
 		fi	
@@ -388,8 +392,12 @@ elif [ "$1" = "-m" ]; then
 		echo "changing CubeSatSim to CW mode"
 		sudo echo "m" > /home/pi/CubeSatSim/.mode
 		if [ "$1" == "f" ] || [ "$1" == "b" ] ; then
-			reboot=1
-#			restart=1
+			FILE=/home/pi/CubeSatSim/battery_saver
+			if [ -f "$FILE" ]; then
+				restart=1
+			else 
+		    		reboot=1
+			fi	
 		else
 			restart=1
 		fi
@@ -444,8 +452,13 @@ elif [ "$1" = "-s" ]; then
 		echo "changing CubeSatSim to SSTV mode"
 		sudo echo "s" > /home/pi/CubeSatSim/.mode
 		if [ "$1" == "f" ] || [ "$1" == "b" ] ; then
-			reboot=1
-#			restart=1
+
+			FILE=/home/pi/CubeSatSim/battery_saver
+			if [ -f "$FILE" ]; then
+				restart=1
+			else 
+		    		reboot=1
+			fi		
 		else
 			restart=1
 		fi