Remove requirement for bob.db.refuge

bob/ip/binseg/configs/datasets/refuge_cup.py

bob/ip/binseg/configs/datasets/refuge_cup_dev.py

bob/ip/binseg/configs/datasets/refuge_cup_test.py

bob/ip/binseg/configs/datasets/refuge_od.py

bob/ip/binseg/configs/datasets/refuge_od_dev.py

bob/ip/binseg/configs/datasets/refuge_od_test.py

bob/ip/binseg/data/chasedb1/test.py

bob/ip/binseg/data/drive/test.py

bob/ip/binseg/data/hrf/test.py

bob/ip/binseg/data/iostar/test.py

bob/ip/binseg/data/refuge/__init__.py

bob/ip/binseg/data/refuge/optic-cup.json

bob/ip/binseg/data/refuge/optic-disc.json

bob/ip/binseg/data/refuge/test.py

bob/ip/binseg/data/stare/test.py

bob/ip/binseg/test/test_cli.py

bob/ip/binseg/test/test_config.py

bob/ip/binseg/test/test_summary.py

conda/meta.yaml

setup.py