extracted perceptron from maca_trans_parser it is now completely independent

CMakeLists.txt

maca_trans_parser/CMakeLists.txt

maca_trans_parser/src/maca_trans_parser_mcf2fann.c

perceptron/CMakeLists.txt

perceptron/exec/CMakeLists.txt

perceptron/exec/cff_cutoff.c

perceptron/exec/perceptron_eval.c

perceptron/exec/perceptron_train.c

perceptron/exec/print_model.c

perceptron/lib/CMakeLists.txt

perceptron/lib/include/cf_file.h

perceptron/lib/include/feat_vec.h

perceptron/lib/include/feature_table.h

perceptron/lib/include/perceptron.h

perceptron/lib/include/perceptron_context.h

perceptron/lib/src/cf_file.c

perceptron/lib/src/feat_vec.c

perceptron/lib/src/feature_table.c

perceptron/lib/src/perceptron.c

perceptron/lib/src/perceptron_context.c