gnucash-docs maint: Add figures files to e-doc dependencies so that e-docs are rebuilt if they change.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash-docs/commit/e72a420d (commit)
	from  https://github.com/Gnucash/gnucash-docs/commit/c8462346 (commit)



commit e72a420d6f0eb7b2b5e7837a9f6e820e82b04eb6
Author: John Ralls <jralls at ceridwen.us>
Date:   Mon Nov 2 11:56:42 2015 -0800

    Add figures files to e-doc dependencies so that e-docs are rebuilt if they change.



Summary of changes:
 epub.make    | 2 +-
 mobi.make    | 2 ++
 pdf.make     | 2 ++
 xmldocs.make | 2 +-
 4 files changed, 6 insertions(+), 2 deletions(-)