Implemented grid submission; added more tests

bob/bio/base/__init__.py

bob/bio/base/database/DatabaseFileList.py

bob/bio/base/database/__init__.py

bob/bio/base/grid.py

bob/bio/base/script/verify.py

bob/bio/base/test/__init__.py

bob/bio/base/test/data/atnt/models.lst

bob/bio/base/test/data/atnt/probes.lst

bob/bio/base/test/data/atnt/world.lst

bob/bio/base/test/data/scores-nonorm-calibrated-dev

bob/bio/base/test/data/scores-ztnorm-calibrated-dev

bob/bio/base/test/dummy/__init__.py

bob/bio/base/test/dummy/algorithm.py

bob/bio/base/test/dummy/database.py

bob/bio/base/test/dummy/extractor.py

bob/bio/base/test/dummy/filelist.py

bob/bio/base/test/dummy/fileset.py

bob/bio/base/test/dummy/preprocessor.py

bob/bio/base/test/test_scripts.py

bob/bio/base/test/utils.py