gnucash maint: Add make_testfile suggestion to test-templates README.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/567f61fe (commit)
	from  https://github.com/Gnucash/gnucash/commit/9333344e (commit)



commit 567f61fe3ccf058a1a24b84b0cb18efd5781d50c
Author: John Ralls <jralls at ceridwen.us>
Date:   Thu Jul 30 09:56:28 2015 -0700

    Add make_testfile suggestion to test-templates README.



Summary of changes:
 test-templates/README | 7 +++++++
 1 file changed, 7 insertions(+)