/*!
\page usdUtils_page_front UsdUtils: USD Utilities 
\if ( PIXAR_MFB_BUILD )
\mainpage  UsdUtils: USD Utility Libraries 
\publicLib
\endif

\section usdUtils_overview Overview

UsdUtils contains utility classes and functions for managing, inspecting, editing and 
creating USD assets. The high-level grouping of classes and functions is as follows:

\li \ref usdUtils/authoring.h "Authoring" provides 
    functionality for copying metadata between layers.

\li \ref usdUtils/coalescingDiagnosticDelegate.h "Coalescing diagnostic
    delegate" provides a utility to aggregate warnings and statuses emitted from
    Tf's diagnostic mananegement system.

\li \ref usdUtils/conditionalAbortDiagnosticDelegate.h "Conditionally abort
    diagnostic delegate" provides a utility that can be used to abort operations
    for a non fatal USD error or warning emitted from Tf's diagnostic management 
    system by operating on inclusion/exclusion rules defined for this delegate.

\li \ref usdUtils/stitch.h "Stitching" 
    provides functionality for merging layers together as well as  
    generating \ref Usd_Page_ValueClips "value clips" 
    from sets of layers (see \ref usdUtils/stitchClips.h "stitchClips").

\li \ref usdUtils/dependencies.h "Dependency analysis and asset packaging"
    provides functionality for extracting the external dependencies (i.e. 
    \ref SdfReference "references", \ref SdfPayload "payloads", and 
    \ref SdfLayer "sublayers") of a given layer. 
    See \ref UsdUtilsExtractExternalReferences and  
    \ref UsdUtilsCreateNewUsdzPackage

\li \ref usdUtils/introspection.h "Introspection" 
    provides functionality for understanding various charactersitics
    of a \ref UsdStage including memory usage, prim counts, master counts
    and more.

\li \ref usdUtils/pipeline.h "Pipeline" provides utilities for
    establishing pipeline conventions.
    
\li \ref usdUtils/stageCache.h "StageCache" provides a class,
    \ref UsdUtilsStageCache for managing a singleton instance \ref UsdStageCache
    to be shared amongst various clients.

*/