In build.xml, changed htsjdk.version.property.xml to htsjdk.version.properties. See https://github.com/samtools/htsjdk/issues/99
Changed .gitignore and build.xml according to https://github.com/samtools/htsjdk/pull/113
Merge pull request #116 from samtools/nh_build_propert_file_change

In build.xml, changed htsjdk.version.property.xml to htsjdk.version.prop...