Tagging v4.1.0

Tagging v4.00 release.

Tagging v2.02

Marked master as psake v2.01.

Released psake v2.00, which is compatible with PowerShell 2.0.

Releasing psake v1.00, which is compatible with PowerShell v1.0.

v0.22 release

psake v0.20 release with new include, timing, and pre/post conditions.

Initial public release.