Add the ability to disable install

.gitignore

@@ -1,2 +1,2 @@
 mounts.conf.d/*
-
+.disabled

install.sh

@@ -1,5 +1,10 @@
 #!/usr/bin/env bash
 
+if [ -f $run_directory/.disabled ]; then
+  echo "Installation is disabled. Exiting..."
+  exit 0
+fi
+
 echo "Copying Systemd units to system directory..."
 for f in $(dirname "$0")/mounts.conf.d/*.conf; do
   if [ ! -e "$f" ]; then