Index: test/Common/DelftTools.TestUtils/TestCategory.cs
===================================================================
diff -u -r2a6b0940219617175db03cf0612e76991780d274 -rb9ddbb28cbac3f6693e7a9b35b330ca334c1eaef
--- test/Common/DelftTools.TestUtils/TestCategory.cs	(.../TestCategory.cs)	(revision 2a6b0940219617175db03cf0612e76991780d274)
+++ test/Common/DelftTools.TestUtils/TestCategory.cs	(.../TestCategory.cs)	(revision b9ddbb28cbac3f6693e7a9b35b330ca334c1eaef)
@@ -6,10 +6,5 @@
         /// Test is incomplete and unfinished.
         /// </summary>
         public const string WorkInProgress = "Build.WorkInProgress";
-
-        /// <summary>
-        /// Takes more than 500 ms but less than 20 s to run
-        /// </summary>
-        public const string Slow = "Build.Slow";
     }
 }
\ No newline at end of file
Index: test/DeltaShell/DeltaShell.IntegrationTests/DeltaShell/DeltaShell.Gui/DeltaShellGuiIntegrationTest.cs
===================================================================
diff -u -r2a6b0940219617175db03cf0612e76991780d274 -rb9ddbb28cbac3f6693e7a9b35b330ca334c1eaef
--- test/DeltaShell/DeltaShell.IntegrationTests/DeltaShell/DeltaShell.Gui/DeltaShellGuiIntegrationTest.cs	(.../DeltaShellGuiIntegrationTest.cs)	(revision 2a6b0940219617175db03cf0612e76991780d274)
+++ test/DeltaShell/DeltaShell.IntegrationTests/DeltaShell/DeltaShell.Gui/DeltaShellGuiIntegrationTest.cs	(.../DeltaShellGuiIntegrationTest.cs)	(revision b9ddbb28cbac3f6693e7a9b35b330ca334c1eaef)
@@ -43,7 +43,6 @@
         }
 
         [Test]
-        [Category(TestCategory.Slow)]
         public void DeleteProjectDataDirectoryShouldNotThrowExceptionOnNewProjectAndShouldNotHang()
         {
             using (var gui = new DeltaShellGui())
@@ -215,7 +214,6 @@
         }
 
         [Test]
-        [Category(TestCategory.Slow)]
         public void ProjectIsTemporaryAtTheBeginningAndAfterCreateNew()
         {
             using (var gui = new DeltaShellGui())
@@ -238,7 +236,6 @@
         }
 
         [Test]
-        [Category(TestCategory.Slow)]
         public void ClosingEmptyProjectShouldNotGiveException()
         {
             using (var gui = new DeltaShellGui())
@@ -254,7 +251,6 @@
         }
 
         [Test]
-        [Category(TestCategory.Slow)]
         public void ErrorLogMessageShouldActivateMessageWindow()
         {
             using (var gui = new DeltaShellGui())
@@ -460,7 +456,6 @@
         }
 
         [Test]
-        [Category(TestCategory.Slow)]
         public void GuiSelectionIsSetToProjectAfterStartWithProjectExplorer()
         {
             // initialize
Index: test/DeltaShell/DeltaShell.IntegrationTests/DeltaShell/DeltaShell.Gui/GuiImportHandlerTest.cs
===================================================================
diff -u -re78db153a35565d71fd5662ecf41379f68cb3240 -rb9ddbb28cbac3f6693e7a9b35b330ca334c1eaef
--- test/DeltaShell/DeltaShell.IntegrationTests/DeltaShell/DeltaShell.Gui/GuiImportHandlerTest.cs	(.../GuiImportHandlerTest.cs)	(revision e78db153a35565d71fd5662ecf41379f68cb3240)
+++ test/DeltaShell/DeltaShell.IntegrationTests/DeltaShell/DeltaShell.Gui/GuiImportHandlerTest.cs	(.../GuiImportHandlerTest.cs)	(revision b9ddbb28cbac3f6693e7a9b35b330ca334c1eaef)
@@ -49,7 +49,6 @@
         }
 
         [Test]
-        [Category(TestCategory.Slow)]
         public void NoImporterAvailableGivesMessageBox() //are we even interested in this?
         {
             var messageBox = mocks.StrictMock<IMessageBox>();
@@ -68,7 +67,6 @@
         }
 
         [Test]
-        [Category(TestCategory.Slow)]
         public void FileFilteringWorks()
         {
             var application = mocks.Stub<IApplication>();
@@ -212,9 +210,8 @@
 
             mocks.VerifyAll();
         }
-        
+
         [Test]
-        [Category(TestCategory.Slow)]
         public void AllPluginsAreSearchedForFileImportersAndOnlyMatchingImportersAreReturned()
         {
             var application = mocks.Stub<IApplication>();
Index: test/DeltaShell/DeltaShell.Plugins.SharpMapGis.Tests/Forms/MapViewTest.cs
===================================================================
diff -u -r2a6b0940219617175db03cf0612e76991780d274 -rb9ddbb28cbac3f6693e7a9b35b330ca334c1eaef
--- test/DeltaShell/DeltaShell.Plugins.SharpMapGis.Tests/Forms/MapViewTest.cs	(.../MapViewTest.cs)	(revision 2a6b0940219617175db03cf0612e76991780d274)
+++ test/DeltaShell/DeltaShell.Plugins.SharpMapGis.Tests/Forms/MapViewTest.cs	(.../MapViewTest.cs)	(revision b9ddbb28cbac3f6693e7a9b35b330ca334c1eaef)
@@ -116,7 +116,6 @@
         [TestCase(@"osm\europe_western_europe_netherlands_location.shp", ShapeType.Point)]
         [TestCase(@"osm\europe_western_europe_netherlands_water.shp", ShapeType.Polygon)]
         [TestCase(@"osm\europe_western_europe_netherlands_highway.shp", ShapeType.PolyLine)]
-        [Category(TestCategory.Slow)]
         public void RenderLargeShapefile(string filePath, ShapeType type)
         {
             LogHelper.ConfigureLogging(Level.Debug);
@@ -191,9 +190,6 @@
             }
         }
 
-        IGeometryFactory geometryFactory = new GeometryFactory();
-        IDictionary<int, VectorLayer> quadTreeLayers = new Dictionary<int, VectorLayer>();
-
         [Test]
         public void MapMaintainsZoomAndCenterWhenShownInMapView()
         {