gnucash maint: Ensure that the Namespace combo box is initialized to a valid iter.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/32c4d145 (commit)
	from  https://github.com/Gnucash/gnucash/commit/5fcdfba6 (commit)



commit 32c4d1458870bdbcdbed1b47f23c2957af1f8f3d
Author: John Ralls <jralls at ceridwen.us>
Date:   Thu Nov 10 13:56:09 2016 -0800

    Ensure that the Namespace combo box is initialized to a valid iter.
    
    Thanks to David T. for noticing that it wasn't.



Summary of changes:
 src/gnome-utils/dialog-commodity.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)