capabilities: correct capbilities typos

Fixes: #821

Author: andreastt

webdriver-spec.html

@@ -2100,7 +2100,7 @@ <h3>Processing Capabilities</h3>
     <var>validated first match capabilities</var>.
   </ol>
 
-  <li><p>For each <var>first match capbilities</var> corresponding
+  <li><p>For each <var>first match capabilities</var> corresponding
    to an indexed property in <var>validated first match capabilities</var>:
    <ol>
     <li><p>Let <var>merged capabilities</var> be the result of
@@ -2239,15 +2239,15 @@ <h3>Processing Capabilities</h3>
 </ol>
 
 <aside class=note>
- <p>The algorithm outlined in <a>matching capabilities</a> blithely
-  ignores real-world problems that make implemention less than
-  perfectly straightforward, particularly since capbilities can
-  interact in unforeseen ways.
-
- <p>As an example, an implementation could have a capbility that gives
-  the path to the browser binary to use. This could cause
-  both <code>browserName</code> and <code>browserVersion</code> to be
-  impossible to match against until the browser process is started.
+ <p>The algorithm outlined in <a>matching capabilities</a>
+  blithely ignores real-world problems
+  that make implemention less than perfectly straightforward,
+  particularly since capabilities can interact in unforeseen ways.
+
+ <p>As an example, an implementation could have a capbility
+  that gives the path to the browser binary to use.
+  This could cause both <code>browserName</code> and <code>browserVersion</code>
+  to be impossible to match against until the browser process is started.
 </aside>
 
 <p>When <dfn>matching capabilities</dfn>