v0.5.0 release

Support using a chain file as a lift-over map. See the wiki page for usage.

What's Changed

• instructions with pre-built indexes by @milkschen in #11
• Alpha version with chain support by @milkschen in #13
• added missing #include by @AndreaGuarracino in #14

New Contributors

• @AndreaGuarracino made their first contribution in #14

Full Changelog: v0.4.0...v0.5.0