Index: /branches/DataAnalysis.Extensions/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views/3.3/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views-3.3.csproj
===================================================================
--- /branches/DataAnalysis.Extensions/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views/3.3/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views-3.3.csproj	(revision 5179)
+++ /branches/DataAnalysis.Extensions/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views/3.3/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views-3.3.csproj	(revision 5180)
@@ -11,5 +11,5 @@
     <RootNamespace>HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views</RootNamespace>
     <AssemblyName>HeuristicLab.Encodings.SymbolicExpressionTreeEncoding.Views-3.3</AssemblyName>
-    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <SignAssembly>true</SignAssembly>
@@ -34,4 +34,5 @@
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
Index: /branches/DataAnalysis.Extensions/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.3/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding-3.3.csproj
===================================================================
--- /branches/DataAnalysis.Extensions/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.3/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding-3.3.csproj	(revision 5179)
+++ /branches/DataAnalysis.Extensions/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.3/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding-3.3.csproj	(revision 5180)
@@ -11,5 +11,5 @@
     <RootNamespace>HeuristicLab.Encodings.SymbolicExpressionTreeEncoding</RootNamespace>
     <AssemblyName>HeuristicLab.Encodings.SymbolicExpressionTreeEncoding-3.3</AssemblyName>
-    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <SignAssembly>true</SignAssembly>
@@ -34,4 +34,5 @@
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
Index: /branches/DataAnalysis.Extensions/HeuristicLab.Problems.DataAnalysis/3.3/Dataset.cs
===================================================================
--- /branches/DataAnalysis.Extensions/HeuristicLab.Problems.DataAnalysis/3.3/Dataset.cs	(revision 5179)
+++ /branches/DataAnalysis.Extensions/HeuristicLab.Problems.DataAnalysis/3.3/Dataset.cs	(revision 5180)
@@ -187,4 +187,14 @@
     }
 
+    public event EventHandler ColumnsChanged;
+    private void OnColumnsChanged() {
+      var handler = ColumnsChanged;
+      if (handler != null) handler(this, EventArgs.Empty);
+    }
+    public event EventHandler RowsChanged;
+    private void OnRowsChanged() {
+      var handler = RowsChanged;
+      if (handler != null) handler(this, EventArgs.Empty);
+    }
     public event EventHandler ColumnNamesChanged;
     private void OnColumnNamesChanged() {
Index: /branches/DataAnalysis.Extensions/HeuristicLab.Problems.DataAnalysis/3.3/HeuristicLab.Problems.DataAnalysis-3.3.csproj
===================================================================
--- /branches/DataAnalysis.Extensions/HeuristicLab.Problems.DataAnalysis/3.3/HeuristicLab.Problems.DataAnalysis-3.3.csproj	(revision 5179)
+++ /branches/DataAnalysis.Extensions/HeuristicLab.Problems.DataAnalysis/3.3/HeuristicLab.Problems.DataAnalysis-3.3.csproj	(revision 5180)
@@ -11,5 +11,5 @@
     <RootNamespace>HeuristicLab.Problems.DataAnalysis</RootNamespace>
     <AssemblyName>HeuristicLab.Problems.DataAnalysis-3.3</AssemblyName>
-    <TargetFrameworkVersion>v3.5</TargetFrameworkVersion>
+    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
     <FileAlignment>512</FileAlignment>
     <SignAssembly>true</SignAssembly>
@@ -34,4 +34,5 @@
     <UseApplicationTrust>false</UseApplicationTrust>
     <BootstrapperEnabled>true</BootstrapperEnabled>
+    <TargetFrameworkProfile />
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
