[gnome-user-docs] Fixed typos and added mentioning of differences between lighting conditions

[Alexandre Prokoudine <aprokoudine src gnome org>]

commit 41373e384f081070b1ffe8893fab73f5195de5dc
Author: Alexandre Prokoudine <alexandre prokoudine gmail com>
Date:   Wed Sep 21 01:53:10 2011 +0400

    Fixed typos and added mentioning of differences between lighting conditions

 gnome-help/C/color-canshareprofiles.page |   15 +++++++++++----
 1 files changed, 11 insertions(+), 4 deletions(-)
---
diff --git a/gnome-help/C/color-canshareprofiles.page b/gnome-help/C/color-canshareprofiles.page
index 2bf5a99..bd9b38c 100644
--- a/gnome-help/C/color-canshareprofiles.page
+++ b/gnome-help/C/color-canshareprofiles.page
@@ -5,7 +5,7 @@
   <info>
     <link type="guide" xref="color#calibration"/>
     <link type="seealso" xref="color-whatisprofile"/>
-    <desc>Sharing color profiles is nevera good idea as hardware changes over time.</desc>
+    <desc>Sharing color profiles is never a good idea as hardware changes over time.</desc>
     <credit type="author">
       <name>Richard Hughes</name>
       <email>richard hughsie com</email>
@@ -17,15 +17,22 @@
 
   <p>
     Color profiles that you have created yourself are specific to the
-    hardware that you calibrated for.
+    hardware and lighting conditions that you calibrated for.
     My DreamColor LP2480zx has been powered for a few hundred hours, and
     is going to have a very different color profile to a similar display
-    with the next serial number if it's been lit for a thousand hours.
+    with the next serial number, if it's been lit for a thousand hours.
   </p>
   <p>
     This means if you share your color profile with somebody, you might
     be getting them <em>closer</em> to calibration, but it's misleading
-    at best to say that thier display is calibrated.
+    at best to say that their display is calibrated.
+  </p>
+  <p>
+    Similarly, unless everyone has recommended controlled lighting 
+    (no sunlight from windows, black walls, daylight bulbs etc.) in a 
+    room where viewing and editing images takes place, sharing a profile 
+    that you created in your own specific lighting conditions doesn't make 
+    a lot of sense.
   </p>
 
   <note style="warning">