PostInstallHook Install.ps1 is now configurable, per command defineable, there is a PostUpdateHook and a switch to suppress PostInstallHooks
added tests for post-install-hook feature
- TabExpansion++ contains an Install.ps1 which should not be executed
- posh-git contains an Install.ps1 which should be not executed for updates
Merge pull request #136 from flofreud/post-install-hook

Post install hook