Solved issue #9 - Test -requirements are missing

test-requirements.txt

+gridtk
+bob.db.arface
+bob.db.atnt
+bob.db.banca
+bob.db.caspeal
+bob.db.cuhk_cufs
+bob.db.frgc
+bob.db.gbu
+bob.db.ijba
+bob.db.lfw
+bob.db.mobio
+bob.db.multipie
+bob.db.replay
+bob.db.scface
+bob.db.xm2vts
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