Updated runtime files.
diff --git a/runtime/doc/pi_gzip.txt b/runtime/doc/pi_gzip.txt
index 38979dc..f9b6442 100644
--- a/runtime/doc/pi_gzip.txt
+++ b/runtime/doc/pi_gzip.txt
@@ -1,4 +1,4 @@
-*pi_gzip.txt* For Vim version 7.3. Last change: 2002 Oct 29
+*pi_gzip.txt* For Vim version 7.3. Last change: 2012 Jul 19
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -25,6 +25,8 @@
*.Z compress (Lempel-Ziv)
*.gz gzip
*.bz2 bzip2
+ *.lzma lzma
+ *.xz xz
That's actually the only thing you need to know. There are no options.