v1.3.0

What's Changed

Major updates:

• Convert semi-global from using unsigned ints to signed ints @sstadick in #55
• Increase batch-size to full human ~4.5G
• Allows specifying simd width at compile time.
• Updates the bench aligner.
• Correctly skip second alignment to find start pos based off of score cutoff instead of query length.

Full Changelog: v1.2.1...v1.3.0