Change export name to igl-export

Former-commit-id: e098761e9a26c6395bde6a140231075a71af0145

shared/cmake/libigl.cmake

@@ -471,7 +471,7 @@ endif()
 
 include(GNUInstallDirs)
 
-install(TARGETS ${LIBIGL_ALL_MODULES} EXPORT iglConfig
+install(TARGETS ${LIBIGL_ALL_MODULES} EXPORT igl-export
    PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
@@ -486,8 +486,8 @@ foreach(HEADERS ${LIBIGL_INSTALL_HEADERS})
   )
 endforeach(HEADERS)
 
-install(EXPORT iglConfig NAMESPACE igl::
+install(EXPORT igl-export NAMESPACE igl::
   DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/igl/cmake
 )
-export(TARGETS ${LIBIGL_ALL_MODULES} NAMESPACE igl:: FILE iglConfig.cmake)
+export(TARGETS ${LIBIGL_ALL_MODULES} NAMESPACE igl:: FILE igl-export.cmake)