add additional install scripts, fix staging deploy

script/install/distribute_new_pubkey.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+HOSTS="kagamihara shima saitou"
+
+echo "Enter new SSH pubkey: "
+read $key
+
+for host in $HOSTS ; do
+  ssh danbooru@$host echo $key >> .ssh/authorized_keys
+done