[Samtools-help] Picard release 1.72

[Alec W. <al...@br...>]

Picard release 1.72
2 July 2012

- Clearer error message when paired reads but SECOND_END_FASTQ is not 
specified.

- HsMetricCollector.java: Fix NullPointerException caused by broken copy 
ctor for PerUnitHsMetricCollector.

-Alec