Revert "autogen.sh: Use autoreconf instead gnome-autogen"
Revert "autogen.sh: Use autoreconf instead gnome-autogen"

This reverts commit 7bea65a047fee56629553db9244282886a96c2e8.

GNOME/at-spi2-core,GNOME/at-spi2-core,Distrotech/atk,Distrotech/atk,GNOME/at-spi2-core,Distrotech/atk