Major module renaming (for consistency); DRY when possible

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

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

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

bob/ip/binseg/configs/datasets/iostarvessel1168.py

bob/ip/binseg/configs/datasets/iostarvessel544.py

bob/ip/binseg/configs/datasets/iostarvessel608.py

bob/ip/binseg/configs/datasets/iostarvessel960.py

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

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/configs/datasets/stare.py

bob/ip/binseg/configs/datasets/stare1024.py

bob/ip/binseg/configs/datasets/stare1168.py

bob/ip/binseg/configs/datasets/stare544.py

bob/ip/binseg/configs/datasets/stare960.py