Sets various properties in the SummaryInformation stream (http://msdn.microsoft.com/library/default.asp?url=/library/en-us/msi/setup/summary_information_stream.asp)

All of the sub-elements are optional.

Nested Elements:

<title>

Briefly describes the type of installer package. Phrases such as "Installation Database" or "Transform" or "Patch" may be used for this property.
Default value: Value of the ProductName property, if defined.

</title>

<subject>

A short description of the product to be installed. This value is typically set from the installer property ProductName
Default value: Value of the ProductName property, if defined.

</subject>

<author>

The manufacturer of the installation database. This value is typically set from the installer property Manufacturer.
Default value: Value of the Manufacturer property, if defined.

</author>

<keywords>

Used by file browsers to hold keywords that permit the database file to be found in a keyword search. The set of keywords typically includes "Installer" as well as product-specific keywords, and may be localized.
Default value: Value of the Keywords property, if defined.

</keywords>

<comments>

A general description/purpose of the installer database.
Default value: Value of the Comments property, if defined.

</comments>

<template>

Indicates the platform and language versions that are supported by the database. The Template Summary Property of a patch package is a semicolon-delimited list of the product codes that can accept the patch. See http://msdn.microsoft.com/library/default.asp?url=/library/en-us/msi/setup/template_summary_property.asp for more information.

</template>

<revisionnumber>

Contains the package code (GUID) for the installer package. The package code is a unique identifier of the installer package. Note: Default behavior - a new GUID is generated every time

</revisionnumber>

<creatingapplication>

The name of the application used to author the database. Note: Default value is NAnt.

</creatingapplication>

Examples