sysutils/goaccess: Multiple cleanups
- Use https MASTER_SITES
- Update COMMENT and pkg-descr to note that this does much more than Apache logs
- Remove tokyocabinet options; support was removed upstream 2.5 years ago
- Remove DEBUG option
- Make UTF8 support mandatory
- Don't install license twice
- Use option helpers
- Update strings in rc(8) file and fix hardcoded paths