Add new package opasswd.0.9.1

Signed-off-by: Mike McClurg <mike.mcclurg@citrix.com>
Add ocaml >= 4.01.0 requirement to ocaml-opasswd

Signed-off-by: Mike McClurg <mike.mcclurg@gmail.com>
Merge pull request #1252 from mcclurmc/opasswd

Add new package opasswd.0.9.1