Merge pull request #234 from ComparativeGenomicsToolkit/development

Release 2.2

Author: glennhickey

README.md

@@ -1,9 +1,9 @@
 [![Build Status](https://api.travis-ci.org/ComparativeGenomicsToolkit/hal.svg?branch=master)]
 
-Hierarchical Alignment (HAL) Format API (v2.1)
+Hierarchical Alignment (HAL) Format API (v2.2)
 =====
 Copyright (C) 2012 - 2014 by Glenn Hickey (hickey@soe.ucsc.edu)
-Copyright (C) 2012-2019 by UCSC Computational Genomics Lab
+Copyright (C) 2012-2022 by UCSC Computational Genomics Lab
 Released under the MIT license, see LICENSE.txt
 
 HAL is a structure to efficiently store and index multiple genome alignments and ancestral reconstructions.  HAL is a graph-based representation which provides several advantages over matrix/block-based formats such as MAF, such as improved scalability and the ability to perform queries with respect to an arbitrary reference or subtree.

api/inc/halDefs.h

@@ -25,7 +25,7 @@
 /** Version of the library.  Increase before the decimal means
  * backward compatibility with files generated by previous versions
  * is lost (see checking function in halCommon.h) */
-static const std::string HAL_VERSION = "2.1";
+static const std::string HAL_VERSION = "2.2";
 
 /**
  * An index in a genome (must be large enough to represent the