<notextile>
<pre><code>~$ <span class="userinput">sudo apt-get install libcurl3 libcurl3-gnutls libcurl4-openssl-dev \
libxslt1.1 zlib1g-dev gettext bison libssl-dev libreadline-dev \
- libpq-dev sqlite3 libsqlite3-dev build-essential wget postgresql
+ libpq-dev sqlite3 libsqlite3-dev build-essential wget postgresql sudo
</span></code></pre></notextile>
h2(#ruby). Install Ruby and bundler
make
sudo make install
-gem install bundler</span>
+sudo gem install bundler</span>
</code></pre></notextile>
h2. Download the source tree