Added missing packages

git-svn-id: https://svn.inf.ethz.ch/svn/lecturers/a2/trunk@8142 8c9fc860-2736-0410-a75d-ab315db34111

tools/builds/install.txt

@@ -1,6 +1,6 @@
 * Install required packages
 
-	apt install apache2 ruby-sqlite3 ruby-fcgi libapache2-mod-fcgid
+	apt install apache2 ruby-sqlite3 ruby-fcgi libapache2-mod-fcgid curl sendmail-bin
 
 * Setup website in /var/www/builds