gnucash-docs maint: Add Help Doc for invoice bad debt write offs Bug 729265

[Geert Janssens]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/0aa87e38 (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/bb525f98 (commit)



commit 0aa87e38af607f3c579d606c470fc1b04610c8fe
Author: Chris Good <chris.good at ozemail.com.au>
Date:   Sun Mar 20 10:52:07 2016 +1100

    Add Help Doc for invoice bad debt write offs Bug 729265



Summary of changes:
 help/C/Help_ch_Business.xml | 177 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 177 insertions(+)