[pyatspi2] Add error-message, error-for, details, and details-for relation types

[Joanmarie Diggs <joanied src gnome org>]

commit 78fc6708929e0fc4b9f1d97bba696c8c9103e1bf
Author: Joanmarie Diggs <jdiggs igalia com>
Date:   Tue May 23 19:42:36 2017 +0200

    Add error-message, error-for, details, and details-for relation types
    
    https://bugzilla.gnome.org/show_bug.cgi?id=783010

 pyatspi/Accessibility.py |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/pyatspi/Accessibility.py b/pyatspi/Accessibility.py
index 833c258..f564bea 100644
--- a/pyatspi/Accessibility.py
+++ b/pyatspi/Accessibility.py
@@ -211,6 +211,10 @@ RELATION_POPUP_FOR = Atspi.RelationType.POPUP_FOR
 RELATION_PARENT_WINDOW_OF = Atspi.RelationType.PARENT_WINDOW_OF
 RELATION_DESCRIPTION_FOR = Atspi.RelationType.DESCRIPTION_FOR
 RELATION_DESCRIBED_BY = Atspi.RelationType.DESCRIBED_BY
+RELATION_DETAILS = Atspi.RelationType.DETAILS
+RELATION_DETAILS_FOR = Atspi.RelationType.DETAILS_FOR
+RELATION_ERROR_MESSAGE = Atspi.RelationType.ERROR_MESSAGE
+RELATION_ERROR_FOR = Atspi.RelationType.ERROR_FOR
 
 # Build a dictionary mapping relation values to names based on the prefix of the enum constants.