Use unicode chars for battery status

Install/Templates/i3status/config

@@ -33,11 +33,11 @@ ethernet _first_ {
 
 battery 0 {
         format = "%status %percentage %remaining"
-        format_down = "× No battery"
-        status_chr = "⚡ HR"
-        status_bat = "🔋 BAT"
-        status_unk = "? UNK"
-        status_full = "☻ FULL"
+        format_down = "×"
+        status_chr = "⍐"
+        status_bat = "⍗"
+        status_unk = "⍰"
+        status_full = "⌼"
         path = "/sys/class/power_supply/BAT%d/uevent"
         low_threshold = 10
 }