[ScreenInstallOverlay] Added bare DownloadFinished message.

Docs/Changelog_sm-ssc.txt

@@ -18,6 +18,7 @@ sm-ssc v1.2 | 201012xx
 * [ScreenHowToPlay] Replaced LOAD_ALL_COMMANDS_AND_SET_XY_AND_ON_COMMAND macro
   calls with ActorUtil::LoadAllCommandsAndSetXY(). Fixes an odd bug I ran into
   during the porting of DDR 5th Mix. [freem]
+* [ScreenInstallOverlay] Added bare DownloadFinished message. [freem]
 
 20101228
 --------

src/ScreenInstallOverlay.cpp

@@ -248,11 +248,14 @@ public:
 			}
 			break;
 		}
-		bool bFinsihed = m_DownloadState == packages  &&  
+		bool bFinished = m_DownloadState == packages  &&  
 			m_vsQueuedPackageUrls.empty() && 
 			m_pTransfer == NULL;
-		if( bFinsihed )
+		if( bFinished )
 		{
+			Message msg( "DownloadFinished" );
+			MESSAGEMAN->Broadcast(msg);
+
 			playAfterLaunchInfo = m_playAfterLaunchInfo;
 			return true;
 		}