We just released a tool to do the right path translation -- wslpath. Unfortunately we haven't added built in usage info yet. Here's a link[1] to usage info in recent Windows Insider flights.
Also, totally fair feedback about the naming. In FCU, we added wsl.exe in addition to bash.exe. It launches into your default shell rather than /bin/bash.
We're working on improving integration between Windows and Linux distros on WSL. Stay tuned for progress. The release notes on the WSL doc site [1] are basically our changelog. Highly recommended for the latest updates.
Also, totally fair feedback about the naming. In FCU, we added wsl.exe in addition to bash.exe. It launches into your default shell rather than /bin/bash.
[1] https://github.com/Microsoft/WSL/issues/2715
* I work at Microsoft on WSL