Add mod_remoteip for backend servers behind RevProxy

- mod_remoteip + .conf

mods-available/remoteip.conf

@@ -0,0 +1,5 @@
+<IfModule mod_remoteip.c>
+	LogFormat "%a %l %u %t \"%r\" %>s %b" rip-common
+	LogFormat "%a %l %u %t \"%r\" %>s %b \"%{Referer}i\" \"%{User-Agent}i\"" rip-combined
+</IfModule>
+	

mods-available/remoteip.load

@@ -0,0 +1,2 @@
+# Suggests: .conf
+LoadModule remoteip_module modules/mod_remoteip.so