Fix name collisions if multiple projects open on startup.

Author: comintern

Rubberduck.Core/CodeAnalysis/CodeMetrics/CodeMetricsViewModel.cs

@@ -84,7 +84,7 @@ private void Synchronize(List<Declaration> declarations)
 
                 foreach (var project in adding)
                 {
-                    var model = new CodeExplorerProjectViewModel(project, declarations, _state, _vbe, false);
+                    var model = new CodeExplorerProjectViewModel(project, declarations.Where(proj => proj.ProjectId.Equals(project.ProjectId)).ToList(), _state, _vbe, false);
                     Projects.Add(model);
                     model.IsExpanded = true;
                 }

Rubberduck.Core/Navigation/CodeExplorer/CodeExplorerViewModel.cs

@@ -266,9 +266,8 @@ private void Synchronize(List<Declaration> declarations)
 
                 foreach (var project in adding)
                 {
-                    var model = new CodeExplorerProjectViewModel(project, declarations, _state, _vbe);
+                    var model = new CodeExplorerProjectViewModel(project, declarations.Where(proj => proj.ProjectId.Equals(project.ProjectId)).ToList(), _state, _vbe);
                     Projects.Add(model);
-                    //model.IsExpanded = true;
                 }
 
                 CanSearch = Projects.Any();