to v3.3.2, Update5

[mtisza1]

updates:

1. version change from 3.3.1 to 3.3.2
2. using shutil.which instead of find_executable to check for external dependencies
3. python dependency check for pyrodigal-gv allows for packages called either pyrodigal-gv or pyrodigal_gv (this changed between 0.3.1 and 0.3.2 of that tool) cenotetaker3 Unable to Locate Installed pyrodigal-gv Package #15
4. Changing "Chunk" suffix from @Chunk_# to @C# to shorten virus names. This helps with loading .gbf files into Geneious Some .gbf files don't import well into the genome browser #13