atk: update to 2.20.0

package/atk/Makefile

@@ -4,10 +4,10 @@
 include $(ADK_TOPDIR)/rules.mk
 
 PKG_NAME:=		atk
-PKG_VERSION:=		2.16.0
-PKG_EXTRAVER:=		2.16
+PKG_VERSION:=		2.20.0
+PKG_EXTRAVER:=		2.20
 PKG_RELEASE:=		1
-PKG_HASH:=		095f986060a6a0b22eb15eef84ae9f14a1cf8082488faa6886d94c37438ae562
+PKG_HASH:=		493a50f6c4a025f588d380a551ec277e070b28a82e63ef8e3c06b3ee7c1238f0
 PKG_DESCR:=		accessibility toolkit library
 PKG_SECTION:=		libs/misc
 PKG_BUILDDEP:=		glib