Answer all Let's Encrypt challenges via alias to a directory in Froxlor itself, enables us to answer challenges before the vhost is set, thx PrfDrDrStullenBr for the idea \(vhost - configs for most distributions untested\)

Signed-off-by: Florian Aders <eleras@froxlor.org>

lib/configfiles/rhel_centos.xml

@@ -47,6 +47,15 @@
 				<daemon name="apache" version="2.4" title="Apache 2.4"
 					default="true">
 					<include>//service[@type='http']/general/commands</include>
+					<file name="/etc/httpd/conf.d/acme.conf">
+						<content><![CDATA[
+Alias "/.well-known/acme-challenge" "{{const.FROXLOR_INSTALL_DIR}}/.well-known/acme-challenge"
+<Directory "/var/www/.well-known/acme-challenge">
+	Require all granted
+</Directory>
+]]>
+						</content>
+					</file>
 					<command><![CDATA[systemctl reload-or-restart httpd.service]]></command>
 				</daemon>
 			</service>