update README
update README

verma/laz-perf,verma/laz-perf,abellgithub/laz-perf,verma/laz-perf,abellgithub/laz-perf,hobu/laz-perf,hobu/laz-perf,verma/laz-perf,abellgithub/laz-perf,abellgithub/laz-perf,hobu/laz-perf,hobu/laz-perf,abellgithub/laz-perf,verma/laz-perf,hobu/laz-perf