Admin/components/windows
2013-12-06 wenzelm 2013-12-06 updated to Sumatra PDF 2.4; prefer option -reuse-instance; PDF_VIEWER refers to program, not command-line;
2013-09-29 wenzelm 2013-09-29 updated to sumatra_pdf-2.3.2;
2012-12-02 wenzelm 2012-12-02 updated to sumatra_pdf-2.1.1;
2012-08-19 wenzelm 2012-08-19 more comprehensible platform family name;