Add muscle 3.8.31

Signed-off-by: James Oguya <oguyajames@gmail.com>
Add tassel 3.0.165

Signed-off-by: James Oguya <oguyajames@gmail.com>
emboss/6.6.0: Update EMBOSS module

Make sure we're pointing to the various data directories.

Signed-off-by: Alan Orth <alan.orth@gmail.com>