hg: jdk/sandbox: First working version of troff filter. Works, but still needs lot of tweaking.

[magnus.ihse.bursie at oracle.com]

Changeset: 767ffc842385
Author:    ihse
Date:      2020-06-01 21:56 +0200
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/767ffc842385

First working version of troff filter. Works, but still needs lot of tweaking.

! make/src/classes/build/tools/pandocfilter/PandocManPageHtmlFilter.java
! make/src/classes/build/tools/pandocfilter/PandocManPageTroffFilter.java