EXP-411 FIX Underlined text looks bad on OSX (almost strikethrough)

Changing the way the Qt library embedded in llqtwebkit is built solves this issue.  It's now being built against the 10.5 SDK, and configured to use the Cocoa rendering path.

install.xml

@@ -981,9 +981,9 @@ anguage Infrstructure (CLI) international standard</string>
           <key>darwin</key>
           <map>
             <key>md5sum</key>
-            <string>2a272816119ff5da1712ad7a49fc9c51</string>
+            <string>f95677e8cfcdac9d9e41766b869727a9</string>
             <key>url</key>
-            <uri>http://viewer-source-downloads.s3.amazonaws.com/install_pkgs/llqtwebkit-darwin-qt4.7.1-20101116.bz2</uri>
+            <uri>http://viewer-source-downloads.s3.amazonaws.com/install_pkgs/llqtwebkit-darwin-qt4.7.1-20101118.tar.bz2</uri>
           </map>
           <key>linux</key>
           <map>