doc: add a vercmp manpage

This includes info on version comparison that is very similar to the stuff
in the pacman manpage, but also a few vercmp examples, the return values,
and other fun stuff.

Also update the version comparison stuff in the pacman manpage.

Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/doc/.gitignore b/doc/.gitignore
index f047aaa9..a6f4df7f 100644
--- a/doc/.gitignore
+++ b/doc/.gitignore
@@ -6,6 +6,7 @@ pacman.8
 pacman.conf.5
 repo-add.8
 repo-remove.8
+vercmp.8
 *.css
 *.html
 *.xml