Do not expose value model for first release

Author: FlorianRappl

build.cake

@@ -51,7 +51,7 @@ Task("Restore-Packages")
     .IsDependentOn("Clean")
     .Does(() =>
     {
-        NuGetRestore("./src/AngleSharp.Core.sln", new NuGetRestoreSettings {
+        NuGetRestore("./src/AngleSharp.Css.sln", new NuGetRestoreSettings {
             ToolPath = "tools/nuget.exe"
         });
     });

src/AngleSharp.Css/Values/Angle.cs

@@ -8,7 +8,7 @@ namespace AngleSharp.Css.Values
     /// Represents an angle object.
     /// https://developer.mozilla.org/en-US/docs/Web/CSS/angle
     /// </summary>
-    public struct Angle : IEquatable<Angle>, IComparable<Angle>, ICssValue
+    struct Angle : IEquatable<Angle>, IComparable<Angle>, ICssValue
     {
         #region Basic angles
 

src/AngleSharp.Css/Values/Background.cs

@@ -6,7 +6,7 @@ namespace AngleSharp.Css.Values
     /// <summary>
     /// Represents a CSS background definition.
     /// </summary>
-    public sealed class Background : ICssValue
+    sealed class Background : ICssValue
     {
         private readonly ICssValue _layers;
         private readonly ICssValue _color;

src/AngleSharp.Css/Values/BackgroundSize.cs

@@ -6,7 +6,7 @@ namespace AngleSharp.Css.Values
     /// <summary>
     /// Represents a CSS background size definition.
     /// </summary>
-    public struct BackgroundSize : IEquatable<BackgroundSize>, ICssValue
+    struct BackgroundSize : IEquatable<BackgroundSize>, ICssValue
     {
         #region Fields
 

src/AngleSharp.Css/Values/BorderImage.cs

@@ -7,7 +7,7 @@ namespace AngleSharp.Css.Values
     /// <summary>
     /// Represents a CSS border image definition.
     /// </summary>
-    public struct BorderImage : ICssValue
+    struct BorderImage : ICssValue
     {
         #region Fields
 

src/AngleSharp.Css/Values/BorderImageSlice.cs

@@ -7,7 +7,7 @@ namespace AngleSharp.Css.Values
     /// <summary>
     /// Represents the CSS border image slice definition.
     /// </summary>
-    public struct BorderImageSlice : ICssValue
+    struct BorderImageSlice : ICssValue
     {
         #region Fields
 

src/AngleSharp.Css/Values/BorderRadius.cs

@@ -6,7 +6,7 @@ namespace AngleSharp.Css.Values
     /// <summary>
     /// Represents a border radius value.
     /// </summary>
-    public sealed class BorderRadius : ICssValue
+    class BorderRadius : ICssValue
     {
         #region Fields
 

src/AngleSharp.Css/Values/Calc.cs

@@ -7,7 +7,7 @@ namespace AngleSharp.Css.Values
     /// <summary>
     /// Represents a CSS calculated value.
     /// </summary>
-    public sealed class Calc : ICssRawValue, ICssFunctionValue
+    class Calc : ICssRawValue, ICssFunctionValue
     {
         #region Fields
 

src/AngleSharp.Css/Values/CalcAddExpression.cs

@@ -6,7 +6,7 @@ namespace AngleSharp.Css.Values
     /// <summary>
     /// Represents a calc add expression, i.e., a + b.
     /// </summary>
-    public class CalcAddExpression : ICssValue
+    class CalcAddExpression : ICssValue
     {
         private readonly ICssValue _left;
         private readonly ICssValue _right;

src/AngleSharp.Css/Values/CalcDivExpression.cs

@@ -6,7 +6,7 @@ namespace AngleSharp.Css.Values
     /// <summary>
     /// Represents a calc division expression, i.e., a / b.
     /// </summary>
-    public class CalcDivExpression : ICssValue
+    class CalcDivExpression : ICssValue
     {
         private readonly ICssValue _left;
         private readonly ICssValue _right;