gnucash master: Update README.dependencies to new requirements.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/e4bbf725 (commit)
	from  https://github.com/Gnucash/gnucash/commit/931cf50f (commit)



commit e4bbf7257f6555808ffbac85e446ed0cb53c6015
Author: John Ralls <jralls at ceridwen.us>
Date:   Sat Oct 12 17:23:41 2019 -0700

    Update README.dependencies to new requirements.



Summary of changes:
 README.dependencies | 49 +++++++++++++++++++++++++++++--------------------
 1 file changed, 29 insertions(+), 20 deletions(-)