[PATCH][wwwdocs] Fix typo in changes.html and minor rewording

[Kyrill Tkachov]

Hi all,

As the subject says, this just fixes a typo in the fprofile-generate 
option name and rewords the text in the next sentence a bit.

Ok to commit?

Thanks,
KyrillIndex: htdocs/gcc-5/changes.html
===================================================================
RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-5/changes.html,v
retrieving revision 1.48
diff -U 3 -r1.48 changes.html
--- htdocs/gcc-5/changes.html	8 Dec 2014 03:17:31 -0000	1.48
+++ htdocs/gcc-5/changes.html	8 Dec 2014 10:47:05 -0000
@@ -41,8 +41,8 @@
 	 inline-insns-single</code> limits for hot calls.</li>
      <li>IPA reference pass was significantly sped up making it feasible
 	 to enable <code>-fipa-reference</code> with
-	 <code>-fprofile-generage</code>. This also solve bottleneck
-	 seen when optimizing Chromium with link time optimization.</li>
+	 <code>-fprofile-generate</code>. This also solves a bottleneck
+	 seen when building Chromium with link time optimization.</li>
      <li>Symbol table and call-graph API was reworked to C++ and
 	 simplified.</li>
     </ul></li>