made lamp role more generic

roles/lamp/tasks/apache.yml

@@ -15,8 +15,8 @@
 
 - name: Add Apache virtualhost for Owncloud
   template:
-    src: "templates/owncloud.dav.conf.j2"
-    dest: "/etc/apache2/sites-available/owncloud.dav.conf"
+    src: "templates/{{ site_conf }}.j2"
+    dest: "/etc/apache2/sites-available/{{ site_conf }}"
     owner: root
     group: root
     mode: 0644
@@ -25,7 +25,7 @@
 - name: Enable the ownCloud site.
   command: >
     a2ensite owncloud.dav
-    creates=/etc/apache2/sites-enabled/owncloud.dav.conf
+    creates="/etc/apache2/sites-enabled/{{ site_conf }}"
   notify: restart apache
 
 - name: Disable the default site.