[gnome-user-docs] Update about-this-guide.page for phrasing and layout

[David King <davidk src gnome org>]

commit 9dd26668097c63b4d29d6253e73eca387913b46a
Author: Jim Campbell <jcampbell gnome org>
Date:   Fri Jul 19 10:38:53 2019 -0700

    Update about-this-guide.page for phrasing and layout
    
    Break lines at 79 characters for readability on screen
    Remove 'joke' text suggesting that we hope users won't need to use
    the guide
    Minor phrasing adjustments in text for style
    
    Fixes #37

 gnome-help/C/about-this-guide.page | 24 ++++++++++++++++--------
 1 file changed, 16 insertions(+), 8 deletions(-)
---
diff --git a/gnome-help/C/about-this-guide.page b/gnome-help/C/about-this-guide.page
index 8bfbd80a..59247548 100644
--- a/gnome-help/C/about-this-guide.page
+++ b/gnome-help/C/about-this-guide.page
@@ -15,16 +15,24 @@
   </info>
 
 <title>About this guide</title>
-<p>This guide is designed to give you a tour of the features of your desktop, answer your computer-related 
questions, and provide tips on using your computer more effectively. We’ve tried to make this guide as easy 
to use as possible:</p>
+<p>This guide is designed to give you a tour of the features of your desktop,
+answer your computer-related questions, and provide tips on using your
+computer more effectively. Here are a few notes regarding the help guide:</p>
 
 <list>
-  <item><p>The guide is sorted into small, task-oriented topics — not chapters. This means that you don’t 
need to skim through an entire manual to find the answer to your questions.</p></item>
-  <item><p>Related items are linked together. “See Also” links at the bottom of some pages will direct you 
to related topics. This makes it easy to find similar topics that might help you perform a certain 
task.</p></item>
-  <item><p>It includes built-in search. The bar at the top of the help browser is a <em>search bar</em>, and 
relevant results will start appearing as soon as you start typing.</p></item>
-  <item><p>The guide is constantly being improved. Although we attempt to provide you with a comprehensive 
set of helpful information, we know we won’t answer all of your questions here. We will keep adding more 
information to make things more helpful, though.</p></item>
+  <item><p>The guide is sorted into small, task-oriented topics — not
+  chapters. This means that you don’t need to skim through an entire manual
+  to find the answer to your questions.</p></item>
+  <item><p>Related items are linked together. “See Also” links at the bottom
+  of some pages will direct you to related topics. This makes it easy to find
+  similar topics that might help you perform a certain task.</p></item>
+  <item><p>It includes built-in search. The bar at the top of the help browser
+  is a <em>search bar</em>, and relevant results will start appearing as soon
+  as you start typing.</p></item>
+  <item><p>The guide is constantly being improved. Although we attempt to
+  provide you with a comprehensive set of helpful information, we know we can’t
+  answer all of your questions here. We will keep adding more information to make
+  things more helpful.</p></item>
 </list>
 
-<p>Thank you for taking the time to read the desktop help. We sincerely hope that you will never have to use 
it.</p>
-
-<p>-- The GNOME documentation team</p>
 </page>