Modifications to CoverageStatistics - now includes and extends much of the behavior of DepthOfCoverage (per-base output, per-target output).
Additional functionality (coverage without deletions, base counts, by read group instead of by sample) is upcoming.
git-svn-id: file:///humgen/gsa-scr1/gsa-engineering/svn_contents/trunk@2888 348d0f76-0448-11de-a6fe-93d51630548a
chartl