biology/hmmer: update to 3.4
Now builds and runs on armv7/aarch64!
Changelog: http://cryptogenomicon.org/hmmer-3-4-release.html
See also file RELEASE-3.4.md in distfile for an extended change log.
Approved by: mzaki@e-mail.ne.jp (maintainer timeout, two weeks)
PR: 282111