eliminate uneffective seed and leave a comment there and rename variable once_per_20s...
tree0410cadae75aaf01366a52d5c303e41c6d1ef513
-rw-r--r-- 152 .gitignore
-rw-r--r-- 128 Changes
-rw-r--r-- 385 MANIFEST
-rw-r--r-- 130 MANIFEST.SKIP
-rw-r--r-- 4824 Makefile.PL
-rw-r--r-- 1132 README
-rw-r--r-- 49841 Todo
drwxr-xr-x - bin
drwxr-xr-x - lib
drwxr-xr-x - t