adding usort third-party component
updated usort code to fix compilation errors
fixed array access bug with --tmpdir specified to sort-bed
testing bedextract Makefile changes
Updated psl2bed to fix typo in conversion example
fixed typos in Makefiles
updated version number
applications/bed/bedextract/src/Makefile
fixed typos in BEDOPS binary Makefiles
Update Makefile
Update Makefile
added --exact/--fraction-both 1 to list of compatible overlap options with --faster