Updated runtime files.
diff --git a/runtime/doc/index.txt b/runtime/doc/index.txt
index 7ce87cf..5456611 100644
--- a/runtime/doc/index.txt
+++ b/runtime/doc/index.txt
@@ -1,4 +1,4 @@
-*index.txt* For Vim version 7.3. Last change: 2013 Feb 28
+*index.txt* For Vim version 7.3. Last change: 2013 May 06
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -725,6 +725,7 @@
cursor N times, leave the cursor after it
|gQ| gQ switch to "Ex" mode with Vim editing
|gR| gR 2 enter Virtual Replace mode
+|gT| gT go to the previous tab page
|gU| gU{motion} 2 make Nmove text uppercase
|gV| gV don't reselect the previous Visual area
when executing a mapping or menu in Select
@@ -762,6 +763,7 @@
|gq| gq{motion} 2 format Nmove text
|gr| gr{char} 2 virtual replace N chars with {char}
|gs| gs go to sleep for N seconds (default 1)
+|gt| gt go to the next tab page
|gu| gu{motion} 2 make Nmove text lowercase
|gv| gv reselect the previous Visual area
|gw| gw{motion} 2 format Nmove text and keep cursor