Removing files from an older phybema version

src/anicalc/__init__.py

src/anicalc/anicalc.py

src/anicalc/fasta_iterator.py

src/anicalc/nucmer.py

src/calculate_ani.py

src/dnadiff.sh

src/estimators.py

testsuite/test_rep.sh

testsuite/testset1_dnadiff.mat

testsuite/testset1_dnadiff.nh