What's new in at-spi-1.7.9:

* I18n uses po/LINGUAS now.

* Table enhancement: new method Table::getRowColumnExtentsAtIndex
  RFE #326536.  Assistance from Ariel Rios.

* Text enhancement: Text::getAttributeRun, Text::getDefaultAttributeSet
  RFE #326540.  Assistance from Ariel Rios.

* New interface, Document.  RFE #326520.

* New roles, LINK, REDUNDANT_OBJECT, INPUT_METHOD_WINDOW, FORM.

* Meaningful implementation and bridges for StreamableContent. 
  RFE #326532.

* Added STATE_VISITED, and relations DESCRIBED_BY, DESCRIPTION_FOR, 
  and PARENT_WINDOW_OF.