Added utility script to sort mirrors by speed

fastestmirror.sh

@@ -0,0 +1,12 @@
+#!/bin/sh
+
+data=""
+for s in $(wget -qO- https://mirrors.alpinelinux.org/mirrors.txt); do
+        t=$(time -f "%E" wget -q $s/MIRRORS.txt -O /dev/null 2>&1)
+        echo "$s was $t"
+        data="$data$t $s\n"
+done
+
+echo "===RESULTS==="
+
+echo -e $data | sort