[at-spi2-core] Created tag AT_SPI2_CORE_2_15_4

[Mike Gorse <mgorse src gnome org>]

The unsigned tag 'AT_SPI2_CORE_2_15_4' was created.

Tagger: Mike Gorse <mgorse suse com>
Date: Mon Jan 19 16:53:48 2015 -0600

    Tag v2.15.4

Changes since the last tag 'AT_SPI2_CORE_2_15_3':

Bastien Nocera (2):
      build: Remove unneeded function check
      Add names to every timeout

Joanmarie Diggs (1):
      Add ATSPI_STATE_READ_ONLY

Michael Catanzaro (1):
      Fix a typo in a crasher message

Mike Gorse (3):
      Bump version
      Remove accessibility.conf from EXTRA_DIST
      Release v2.15.4