Display conditions - Loosened up type rules for dynamic comparisons

Display conditions - Improved static value input and added support for int and double

src/Artemis.UI/DataModelVisualization/Input/IntDataModelInputViewModel.cs

@@ -0,0 +1,20 @@
+using System.Text.RegularExpressions;
+using System.Windows.Input;
+using Artemis.Core.Plugins.Abstract.DataModels.Attributes;
+using Artemis.UI.Shared.DataModelVisualization;
+
+namespace Artemis.UI.DataModelVisualization.Input
+{
+    public class IntDataModelInputViewModel : DataModelInputViewModel<int>
+    {
+        public IntDataModelInputViewModel(DataModelPropertyAttribute description, int initialValue) : base(description, initialValue)
+        {
+        }
+
+        public void NumberValidationTextBox(object sender, TextCompositionEventArgs e)
+        {
+            var regex = new Regex("[^0-9]+");
+            e.Handled = regex.IsMatch(e.Text);
+        }
+    }
+}