SoftwareUpdater fixes and features added

Changes:
Fixed window resizing bug that happens after packages start downloading
Application icon and left stripe are sized relative to font size
Added alert window dialog to display BPackageManager warnings
Added tooltips to the packages in the list view

src/apps/softwareupdater/UpdateAction.cpp

@@ -9,7 +9,6 @@
 
 #include "UpdateAction.h"
 
-#include <Alert.h>
 #include <Application.h>
 #include <Catalog.h>
 #include <package/manager/Exceptions.h>
@@ -42,11 +41,11 @@ UpdateAction::~UpdateAction()
 status_t
 UpdateAction::Perform()
 {
-	fUpdateManager->Init(BPackageManager::B_ADD_INSTALLED_REPOSITORIES
-		| BPackageManager::B_ADD_REMOTE_REPOSITORIES
-		| BPackageManager::B_REFRESH_REPOSITORIES);
-	
 	try {
+		fUpdateManager->Init(BPackageManager::B_ADD_INSTALLED_REPOSITORIES
+			| BPackageManager::B_ADD_REMOTE_REPOSITORIES
+			| BPackageManager::B_REFRESH_REPOSITORIES);
+	
 		// These values indicate that all updates should be installed
 		int packageCount = 0;
 		const char* const packages = "";
@@ -55,16 +54,6 @@ UpdateAction::Perform()
 //		fUpdateManager->SetDebugLevel(1);
 		fUpdateManager->Update(&packages, packageCount);
 	} catch (BFatalErrorException ex) {
-		BString errorString;
-		errorString.SetToFormat(
-			"Fatal error occurred while updating packages: "
-			"%s (%s)\n", ex.Message().String(),
-			ex.Details().String());
-		BAlert* alert(new(std::nothrow) BAlert(B_TRANSLATE("Fatal error"),
-			errorString, B_TRANSLATE("Close"), NULL, NULL,
-			B_WIDTH_AS_USUAL, B_STOP_ALERT));
-		if (alert != NULL)
-			alert->Go();
 		fUpdateManager->FinalUpdate(B_TRANSLATE("Updates did not complete"),
 			ex.Message());
 		return ex.Error();