gnucash-docs: New annotated tag '3.2'

Sun Jun 24 17:30:13 EDT 2018

        at  https://github.com/Gnucash/gnucash-docs/tree/ff2160cd3a71926208264ce8e8ce03bf421ad35d (tag)
   tagging  ca2166680841b30d9c90dd52f42c93e96272a1e4 (commit)
  replaces  3.1
 tagged by  John Ralls
        on  Sun Jun 24 14:29:15 2018 -0700

Tag Docs release for GnuCash 3.2.

Geert Janssens (1):
      Bug 795980 - Void Reason Has No Visible Purpose

John Ralls (2):
      Bug 796098 - V 3.1 Missing images in Tutorial and Concepts Guide...
      Release Documentation for GnuCash 3.2.