* Expand README.md, provide benchmark results. * Add docs, benchmarks for binheap and circ packages. * Add methods Len() and Capacity(). * Change *sync.Cond to sync.Cond. * TryRecv() and TrySend() distinguish empty and closed errors. * Improve test coverage. * Add basic Makefile. * Fix documentation mistakes.
pq
* Add a binary max-heap implementation, `binheap`. * Rename `precise` package to `mq`.