diff --git a/runtime/doc/channel.txt b/runtime/doc/channel.txt
index 6588c9e..bfd7246 100644
--- a/runtime/doc/channel.txt
+++ b/runtime/doc/channel.txt
@@ -1,4 +1,4 @@
-*channel.txt*      For Vim version 8.0.  Last change: 2016 Sep 29
+*channel.txt*      For Vim version 8.0.  Last change: 2016 Oct 27
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -598,9 +598,10 @@
 						*job-exit_cb*
 "exit_cb": handler	Callback for when the job ends.  The arguments are the
 			job and the exit status.
-			Vim checks about every 10 seconds for jobs that ended.
-			The check also be triggered by calling |job_status()|,
-			which may then invoke the exit_cb handler.
+			Vim checks up to 10 times per second for jobs that
+			ended.  The check can also be triggered by calling
+			|job_status()|, which may then invoke the exit_cb
+			handler.
 			Note that data can be buffered, callbacks may still be
 			called after the process ends.
 							*job-timeout*
diff --git a/runtime/doc/pi_gzip.txt b/runtime/doc/pi_gzip.txt
index 31cd81b..7049570 100644
--- a/runtime/doc/pi_gzip.txt
+++ b/runtime/doc/pi_gzip.txt
@@ -1,4 +1,4 @@
-*pi_gzip.txt*   For Vim version 8.0.  Last change: 2012 Jul 19
+*pi_gzip.txt*   For Vim version 8.0.  Last change: 2016 Oct 30
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -27,6 +27,7 @@
 	*.bz2		bzip2
 	*.lzma		lzma
 	*.xz		xz
+	*.lz		lzip
 
 That's actually the only thing you need to know.  There are no options.
 
diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index ae80a44..2138f02 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -1,4 +1,4 @@
-*syntax.txt*	For Vim version 8.0.  Last change: 2016 Sep 29
+*syntax.txt*	For Vim version 8.0.  Last change: 2016 Oct 30
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -4597,7 +4597,14 @@
 
 			Doesn't work recursively, thus you can't use
 			":colorscheme" in a color scheme script.
-			After the color scheme has been loaded the
+
+			To customize a colorscheme use another name, e.g.
+			"~/.vim/colors/mine.vim", and use `:runtime` to load
+			the original colorscheme: >
+				runtime colors/evening.vim
+				hi Statement ctermfg=Blue guifg=Blue
+
+<			After the color scheme has been loaded the
 			|ColorScheme| autocommand event is triggered.
 			For info about writing a colorscheme file: >
 				:edit $VIMRUNTIME/colors/README.txt
diff --git a/runtime/doc/todo.txt b/runtime/doc/todo.txt
index 11aea1d..d869eda 100644
--- a/runtime/doc/todo.txt
+++ b/runtime/doc/todo.txt
@@ -35,7 +35,6 @@
 -------------------- Known bugs and current work -----------------------
 
 +channel:
-- Check for job cleanup more often?  Patch from Ozaki Kiichi, 2016 Oct 22.
 - Problem with stderr on Windows? (Vincent Rischmann, 2016 Aug 31, #1026)
 - Add 'cwd' argument to start_job(): directory to change to in the child.
     check for valid directory before forking.
@@ -111,8 +110,6 @@
 
 Json string with trailing \u should be an error. (Lcd)
 
-Patch to fix conceal mode. (Christian Brabandt, 2016 Oct 23, close #1092)
-
 Patch to reset ex_exitvalue after catch. (Christian Brabandt, 2016 Oct 23)
 
 Patch to deal with changed configure events in GTK 3. (Jan Alexander Steffens,