Add Watts to the README, which I seem to have skipped doing.
-rw-r--r-- 46 .gitignore
-rw-r--r-- 6 .ruby-version
-rw-r--r-- 372 Gemfile
-rw-r--r-- 3428 Gemfile.lock
-rw-r--r-- 4810 README.md
drwxr-xr-x - apps
drwxr-xr-x - bench
drwxr-xr-x - results