Identifies the parent File as a PowerShell snap-in to be registered on the system. [PowerShell](http://www.microsoft.com/powershell) snap-ins allow developers to extend the functionality of of the PowerShell engine. Add this element to identify the parent File as a PowerShell snap-in that will get registered on the system. Extensibility point in the WiX XML Schema. Schema extensions can register additional elements at this point in the schema. The identifier for this PowerShell snap-in. The full type name of a class that is used to register a list of cmdlets and providers. A brief description of the snap-in. An embedded resource that contains a brief description of the snap-in. This resource must be embedded in the current snap-in assembly. The required version of PowerShell that must be installed and is associated with the snap-in registration. The default value is "1.0". The name of the snap-in vendor. An embedded resource that contains the name of the snap-in vendor. This resource must be embedded in the current snap-in assembly. The version of the snapin. If not specified, this is taken from the assembly name. Extensibility point in the WiX XML Schema. Schema extensions can register additional attributes at this point in the schema.