[database] added entry points and config for BRSU

bob/pad/face/config/brsu.py

+#!/usr/bin/env python
+# encoding: utf-8
+
+from bob.pad.face.database import BRSUPadDatabase 
+from bob.extension import rc
+
+database = BRSUPadDatabase(
+    protocol='test',
+    original_directory=rc['bob.db.brsu.directory'],
+)

setup.py

@@ -78,6 +78,7 @@ setup(
             'maskattack = bob.pad.face.config.maskattack:database',
             'casiasurf-color = bob.pad.face.config.casiasurf_color:database',
             'casiasurf = bob.pad.face.config.casiasurf:database',
+            'brsu = bob.pad.face.config.brsu:database',
         ],
 
         # registered configurations: