File list (Check if you may need any files):
Cluster
.......\.actionScriptProperties
.......\.flexProperties
.......\.project
.......\.settings
.......\.........\com.adobe.flexbuilder.project.prefs
.......\.........\org.eclipse.core.resources.prefs
.......\bin-debug
.......\.........\AC_OETags.js
.......\.........\assets
.......\.........\......\images
.......\.........\......\......\c.png
.......\.........\......\......\d.png
.......\.........\history
.......\.........\.......\history.css
.......\.........\.......\history.js
.......\.........\.......\historyFrame.html
.......\.........\playerProductInstall.swf
.......\.........\test.html
.......\.........\test.swf
.......\.........\TestCluster.html
.......\.........\TestCluster.swf
.......\.........\TestFlexViewerCluster.html
.......\.........\TestFlexViewerCluster.swf
.......\html-template
.......\.............\AC_OETags.js
.......\.............\history
.......\.............\.......\history.css
.......\.............\.......\history.js
.......\.............\.......\historyFrame.html
.......\.............\index.template.html
.......\.............\playerProductInstall.swf
.......\libs
.......\....\agslib-1.3-2009-10-31.swc
.......\src
.......\...\assets
.......\...\......\images
.......\...\......\......\c.png
.......\...\......\......\d.png
.......\...\clusterers
.......\...\..........\Cluster.as
.......\...\..........\ClusterRenderer.as
.......\...\..........\flexviewer
.......\...\..........\..........\Cluster.as
.......\...\..........\..........\ClusterGraphic.as
.......\...\..........\..........\ClusterManager.as
.......\...\..........\..........\ClusterSymbol.as
.......\...\test.mxml
.......\...\TestCluster.mxml
.......\...\TestFlexViewerCluster.mxml