patch by Marc Haber <mh+debian-packages@zugschlus.de>

--- a/Docs/ippl.conf.man
+++ b/Docs/ippl.conf.man
@@ -222,9 +222,7 @@
 .SS Protocol
 .PP
 protocol is one of the supported protocols (see the protocols
-section), except the
-.I all
-keyword, which is not supported.
+section).
 
 .SS Description
 .PP