kill bot after 10 minutes idling

should prevent 'ping loss' due to weird network setup

helpers.go

@@ -0,0 +1,45 @@
+package main
+
+import (
+	"fmt"
+)
+
+func checkErr(err error) {
+	if err != nil {
+		fmt.Printf("::::ERROR:::: %s\n", err)
+		panic(err)
+	}
+}
+
+func in (a byte, arr []byte) bool {
+	for _, x := range arr {
+		if x == a {
+			return true
+		}
+	}
+	return false
+}
+
+func unique_str(stringSlice []string) []string {
+	keys := make(map[string]bool)
+	list := []string{}
+	for _, entry := range stringSlice {
+		if _, value := keys[entry]; !value {
+			keys[entry] = true
+			list = append(list, entry)
+		}
+	}
+	return list
+}
+
+func unique_int(intSlice []int) []int {
+	keys := make(map[int]bool)
+	list := []int{}
+	for _, entry := range intSlice {
+		if _, value := keys[entry]; !value {
+			keys[entry] = true
+			list = append(list, entry)
+		}
+	}
+	return list
+}