DartBot

**Comment by [larsbak](https://github.com/larsbak)** --- As a starting point we should add a benchmark to trace performance of MD5: #import("dart:io"); #import("dart:crypto"); main() {   new File('data').readAsBytes().then((buf) {     var md5 = new MD5();...

**Comment by [madsager](https://github.com/madsager)** --- There is a lot that can be done to improve performance here. The data is being copied around way too much. Also, the code overflows smi...

**Comment by [madsager](https://github.com/madsager)** --- _Added [Triaged](../labels/Triaged) label._

**Comment by [iposva-google](https://github.com/iposva-google)** --- Mads, let's work together at creating a repeatable test case. I don't think file reading is really needed here.

**Comment by [lrhn](https://github.com/lrhn)** --- _Removed [Area-Library](../labels/Area-Library) label._ _Added [Area-Pkg](../labels/Area-Pkg), [Library-Crypto](../labels/Library-Crypto) labels._

**Comment by [iposva-google](https://github.com/iposva-google)** --- I wrote a little test just now and it looks like we can close this bug. Abysmal is certainly not what we see anymore: import "dart:io";...

**Comment by [kevmoo](https://github.com/kevmoo)** --- _Removed [Library-Crypto](../labels/Library-Crypto) label._ _Added [Pkg-Crypto](../labels/Pkg-Crypto) label._

**Comment by [iposva-google](https://github.com/iposva-google)** --- _Added [Area-Pkg](../labels/Area-Pkg), [Library-Args](../labels/Library-Args), [Triaged](../labels/Triaged) labels._

**Comment by [anders-sandholm](https://github.com/anders-sandholm)** --- _Removed [Library-Args](../labels/Library-Args) label._ _Added [Pkg-Args](../labels/Pkg-Args) label._

**Comment by [munificent](https://github.com/munificent)** --- I think it would feel weird if ArgResults itself implemented Map. Things like results.values seems odd to me. What might be nice is ArgResults.options was an...