contrib: add hotreload script

contrib/hotreload.sh

@@ -0,0 +1,13 @@
+#!/bin/sh
+
+# Watch themes and plugins files, automatically reload koushin on change.
+
+events=modify,create,delete,move
+targets="themes/ plugins/"
+
+inotifywait -e "$events" -m -r $targets | while read line; do
+	jobs
+	if [ -z "$(jobs -p)" ]; then
+		(sleep 0.5 && pkill -USR1 koushin) &
+	fi
+done