test checkin
more files; not ready
first complete implementation (without image dataset)
Merge pull request #3 from aguron/complete_implementation

Complete implementation
Cleaning up code
Merge pull request #4 from bcipolli/develop

Develop
Delete adjustrates4sdt.m
Delete applygaborfilters2image.m
Delete trainingtargets.m
Delete testingtargets.m
Delete testingresults.m
Delete sortem2.m
Delete sensitivitycriterion4sdt.m
Delete projectonPC.m
Delete principalcomponentsanalysis.m
Delete perceptronvalidate.m
Delete perceptrontrain.m
Delete perceptronlearn.m
Delete perceptroncompare.m
Delete perceptronclassify.m