Remove note about "this repository not being maintained" from README
Remove note about "this repository not being maintained" from README

...since the README is in the new repository :-)

fnothaft/Hadoop-BAM,HadoopGenomics/Hadoop-BAM,fnothaft/Hadoop-BAM,HadoopGenomics/Hadoop-BAM,cmnbroad/Hadoop-BAM,ryan-williams/Hadoop-BAM,fnothaft/Hadoop-BAM,tomwhite/Hadoop-BAM,tkrishp/Hadoop-BAM,ryan-williams/Hadoop-BAM,HadoopGenomics/Hadoop-BAM,cmnbroad/Hadoop-BAM