Remove requirement for bob.db.rimoner3

.gitignore

bob/ip/binseg/configs/datasets/rimoner3_cup.py

bob/ip/binseg/configs/datasets/rimoner3_cup_test.py

bob/ip/binseg/configs/datasets/rimoner3_od.py

bob/ip/binseg/configs/datasets/rimoner3_od_test.py

bob/ip/binseg/data/rimoner3/__init__.py

bob/ip/binseg/data/rimoner3/optic-cup-avg.json

bob/ip/binseg/data/rimoner3/optic-cup-exp1.json

bob/ip/binseg/data/rimoner3/optic-cup-exp2.json

bob/ip/binseg/data/rimoner3/optic-disc-avg.json

bob/ip/binseg/data/rimoner3/optic-disc-exp1.json

bob/ip/binseg/data/rimoner3/optic-disc-exp2.json

bob/ip/binseg/data/rimoner3/test.py

conda/meta.yaml

doc/api.rst