Version 0.5.0

Changes:
* Compile using the default toolchain.
* Don't panic when failing to spawn command.
* Use more explicit errors for common failures.
* Setup loopback device.
* Update dependencies.

Version 0.4.0

This version contains the notable feature of oniux being able to run
without capabilities.

Version 0.3.0

This version fixes some bugs around the mounting of filesystems.

Version 0.2.0


Changes include:
* onionmasq binary is no longer required #2
* `/proc` is mounted #3
* Arguments are parsed before the PID and mount namespace are created
* Several cleanups in the codebase

Version 0.1.0

The first release of oniux.