add MacAir7,2 i3wm and polybar config

configs/polybar_g/MacAir7,2/launch.sh

@@ -0,0 +1,14 @@
+#!/usr/bin/env bash
+
+# Terminate already running bar instances
+# If all your bars have ipc enabled, you can use 
+polybar-msg cmd quit
+# Otherwise you can use the nuclear option:
+# killall -q polybar
+
+# Launch bar1 and bar2
+echo "---" | tee -a /tmp/polybar1.log # /tmp/polybar2.log
+polybar barra1 2>&1 | tee -a /tmp/polybar1.log & disown
+# polybar bar2 2>&1 | tee -a /tmp/polybar2.log & disown
+
+echo "Bars launched..."