committing changes in /etc after emerge run

Package changes:
+dev-db/postgresql-9.4.4

postgresql-9.4/psqlrc

@@ -0,0 +1,8 @@
+--
+--	system-wide psql configuration file
+--
+--  This file is read before the .psqlrc file in the user's home directory.
+--
+--  Copy this to your installation's sysconf directory and rename it psqlrc.
+--  The sysconf directory can be identified via "pg_config --sysconfdir".
+--