Add scripts to install deps

ocaml/scripts/bootstrap

@@ -17,7 +17,3 @@ case `uname -s` in
 esac
 
 opam update
-opam install lwt
-opam install conf-gnutls
-opam install ocamlnet
-opam install irc-client

ocaml/scripts/setup

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+./scripts/bootstrap
+
+opam pin add cheesebot .
+opam install cheesebot

ocaml/scripts/update

@@ -0,0 +1,3 @@
+#!/bin/sh
+
+git pull