Merge pull request #168 from ksuther/master

Crash and a minor fix

Author: laullon

PBGitSidebarController.m

@@ -65,7 +65,8 @@ - (void)awakeFromNib
 	commitViewController = [[PBGitCommitController alloc] initWithRepository:repository superController:superController];
 	stashViewController = [[PBStashContentController alloc] initWithRepository:repository superController:superController];
 
-	[stashViewController loadView];
+	[historyViewController view]; //preload historyViewController so the contextual menus in the sidebar work
+	[stashViewController view];
 
 	[repository addObserver:self forKeyPath:@"refs" options:0 context:@"updateRefs"];
 	[repository addObserver:self forKeyPath:@"currentBranch" options:0 context:@"currentBranchChange"];
@@ -137,6 +138,8 @@ - (void) observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(
 		}
 	} else if ([kObservingContextSubmodules isEqualToString:(__bridge NSString *)context]) {
 		[submodules.children removeAllObjects];
+		[sourceView reloadData]; //reload now otherwise the outline view may crash while loading old objects
+		
 		NSArray *newSubmodules = [change objectForKey:NSKeyValueChangeNewKey];
 
 		for (PBGitSubmodule *submodule in newSubmodules) {