Add 'relativenumber' patch from Markus Heidelberg.
diff --git a/runtime/doc/version7.txt b/runtime/doc/version7.txt
index 2ae9b0e..5f9da93 100644
--- a/runtime/doc/version7.txt
+++ b/runtime/doc/version7.txt
@@ -643,8 +643,8 @@
'maxmempattern' maximum amount of memory to use for pattern matching
'mkspellmem' parameters for |:mkspell| memory use
'mzquantum' Time in msec to schedule MzScheme threads.
-'numberwidth' Minimal width of the space used for the 'number'
- option. (Emmanuel Renieris)
+'numberwidth' Minimal width of the space used for the 'number' and
+ 'relativenumber' option. (Emmanuel Renieris)
'omnifunc' The name of the function used for omni completion.
'operatorfunc' function to be called for |g@| operator
'printmbcharset' CJK character set to be used for :hardcopy