new file: j/Java/Java-1.8.0_121.eb
new file: j/Java/Java-1.8.0_144.eb
new file: j/Java/Java-1.8.0_51.eb
new file: j/Java/Java-1.9.0+181.eb
new file: j/Java/Java-13.0.1.eb
new file: s/Singularity/Singularity-3.5.1.eb
deleted: j/JAVA/JAVA-1.9.0+181-PGI-18.5-GCC-6.3.0-2.27.eb
deleted: j/JAVA/Java-1.8.0_121.eb
deleted: j/JAVA/Java-1.8.0_144.eb
deleted: j/JAVA/Java-1.8.0_51.eb
deleted: j/JAVA/Java-1.9.0+181.eb