[css3-ui] edits for issues 24, 27, 31, 33, 34, 36, 41-44, 59, minor 25 update

Author: tantek

css-ui/Overview.bs

@@ -1254,7 +1254,7 @@ user agents should allow configuration of which keys on a keyboard are used for
 Example: positioned buttons
 
 Here is an example of buttons positioned in a diamond shape
-whose navigation order and directional focus navigation is set in such a way
+whose directional focus navigation is set in such a way
 to navigate the focus clockwise (or counter-clockwise) around the diamond shape
 when the user chooses to navigate sequentially or directionally.
 <pre><code class="lang-css">