add some different gc rules to the web view so that various versions of xcode can get along

Author: joelrbrandt

src/mac/node-shell/node-shell.xcodeproj/project.pbxproj

@@ -150,7 +150,7 @@
 		7FB1E84F156A7C9800CDD2CC /* Project object */ = {
 			isa = PBXProject;
 			attributes = {
-				LastUpgradeCheck = 0420;
+				LastUpgradeCheck = 0430;
 				ORGANIZATIONNAME = "Adobe Systems";
 			};
 			buildConfigurationList = 7FB1E852156A7C9800CDD2CC /* Build configuration list for PBXProject "node-shell" */;

src/mac/node-shell/node-shell/AppDelegate.h

@@ -18,6 +18,6 @@
 
 @property (assign) IBOutlet NSWindow *window;
 
-@property  IBOutlet WebView *theWebView;
+@property (retain) IBOutlet WebView *theWebView;
 
 @end