Add dependency for installing coin

README.md

@@ -50,7 +50,7 @@ Install dependencies. On Debian, you will probably need the
 `python-dev`, `python-pip`, `libldap-dev`, `libpq-dev`, `libsasl2-dev`,
 and `libjpeg-dev` packages.
 
-    sudo apt-get install python-dev python-pip libldap2-dev libpq-dev libsasl2-dev libjpeg-dev
+    sudo apt-get install python-dev python-pip libldap2-dev libpq-dev libsasl2-dev libjpeg-dev libxml2-dev libxslt1-dev
 
 You need a setuptools >= 18.5. If you don't meet that requirement (Debian Jessie does not), run: