+What's new in at-spi2-core 2.17.90:
+
+* Modified the cache API to specify an object's index and child count
+ rather than its children. This eliminates the need for the application
+ to enumerate its children, improving performance in some places with
+ large lists (bgo#650090).
+
What's new in at-spi2-core 2.17.1:
* Functions shouldn't try to return values (bgo#749330).