Fix the downloading of dictionaries in the windows installer
Testing Done:
* Installed en_US and some other dictionaries with both installers.
* Verified they were installed properly
* Verified the English dictionary worked.
Reviewed at https://reviews.imfreedom.org/r/1303/
<xsl:stylesheet
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:fo="http://www.w3.org/1999/XSL/Format"
version="1.0">
<!-- Based on http://bur.st/~eleusis/devhelp/doxy2devhelp.xsl
(http://bur.st/~eleusis/devhelp/README)
which is based on http://bugzilla.gnome.org/show_bug.cgi?id=122450