Updated RAM usage to work with changes to free command

lgsm/functions/info_distro.sh

@@ -77,9 +77,10 @@ physmemtotal=$(free ${humanreadable} | awk '/Mem:/ {print $2}')
 physmemtotalmb=$(free -m | awk '/Mem:/ {print $2}')
 physmemused=$(free ${humanreadable} | awk '/Mem:/ {print $3}')
 physmemfree=$(free ${humanreadable} | awk '/Mem:/ {print $4}')
+physmemavailable=$(free ${humanreadable} | awk '/Mem:/ {print $7}')
 physmemcached=$(free ${humanreadable} | awk '/cache:/ {print $4}')
 if [ -z "${physmemcached}" ]; then
-	physmemcached=$(free ${humanreadable} | awk '/Mem:/ {print $5}')
+	physmemcached=$(free ${humanreadable} | awk '/Mem:/ {print $6}')
 fi
 swaptotal=$(free ${humanreadable} | awk '/Swap:/ {print $2}')
 swapused=$(free ${humanreadable} | awk '/Swap:/ {print $3}')

lgsm/functions/info_messages.sh

@@ -71,8 +71,8 @@ fn_info_message_performance(){
 	} | column -s $'\t' -t
 	echo -e ""
 	{
-		echo -e "${blue}Mem:\t${blue}total\t used\t free\t cached${default}"
-		echo -e "${blue}Physical:\t${default}${physmemtotal}\t${physmemused}\t${physmemfree}\t${physmemcached}${default}"
+		echo -e "${blue}Mem:\t${blue}total\t used\t free\t cached\t available${default}"
+		echo -e "${blue}Physical:\t${default}${physmemtotal}\t${physmemused}\t${physmemfree}\t${physmemcached}\t${physmemavailable}${default}"
 		echo -e "${blue}Swap:\t${default}${swaptotal}\t${swapused}\t${swapfree}${default}"
 	} | column -s $'\t' -t
 }