Add basic queue data structure (it's actually a queue this time!)
treede9b743b0308c8fd20f2771a89583cf824ee17ed
-rw-r--r-- 368 DESCRIPTION
-rw-r--r-- 1042 NAMESPACE
drwxr-xr-x - R
drwxr-xr-x - inst
drwxr-xr-x - man
drwxr-xr-x - src
drwxr-xr-x - tests