2.18.1
A small release which includes a fix for a cram bug (#1233) introduced in 2.17.0 by (#1199)
This is compatible with 2.18.0 with the exception of the htsjdk.samtools.cram
package which as had major changes.
41c4634 Add isRefOnlyBlock function... (#1215)
4ff5190 Relax Beta Encoding requirement to allow 0 bits (#1233)
c596e6b CRAM: Refactor Encodings and Codecs (#1224)