UPDATE: Now use SAMLineParser to parse SAM text files instead of
SAMParser. Remove the SAMParser "hack" class.
UPDATE: Now Eoulsan requires sam and picard 1.83.
UPDATE: Move SAMComparator to e.bio package.
REMOVE: Remove net.fs.samtools package.
FIX: In SAMComparator, now check if arguments of compare() are not null.