qgis/QGIS — pull request #1682 by gilliM (2014-11-12 13:46:17+00:00)
Title: add a save button for subform (1-n relations)

Add a save button next to the toggle editing in subform.

feature request: https://hub.qgis.org/issues/9680
more details: http://osgeo-org.1560.x6.nabble.com/Save-button-in-1-n-relations-form-td5106563.html