Add support for strings and BoolX in script engine, show strings as textfields in editor

ScriptCore/Editor/TextFieldAttribute.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace GlitchyEngine.Editor;
+
+public sealed class TextFieldAttribute : Attribute
+{
+    /// <summary>
+    /// If <see langword="true"/> the string field will be shown in a multiline text box.
+    /// </summary>
+    public bool Multiline { get; set; }
+
+    /// <summary>
+    /// The number of lines that the text field has. Only applies if <see cref="Multiline"/> is set to <see langword="true"/>.
+    /// It does not affect how many lines of text can be stored in the field. Only how many lines the text field itself has.
+    /// </summary>
+    public int TextFieldLines { get; set; } = 3;
+}