Build fix

Author: rds1983

src/Myra/Graphics2D/UI/Project.cs

@@ -201,7 +201,7 @@ internal static LoadContext CreateLoadContext(AssetManager assetManager)
 				}
 				else if (t == typeof(SpriteFontBase))
 				{
-					return assetManager.MyraLoadFont(name);
+					return assetManager.LoadFont(name);
 				}
 
 				throw new Exception(string.Format("Type {0} isn't supported", t.Name));

src/Myra/Graphics2D/UI/Properties/PropertyGrid.cs

@@ -1210,7 +1210,7 @@ private void FillSubGrid(ref int y, IReadOnlyList<Record> records)
 				}
 				else if (propertyType == typeof(SpriteFontBase))
 				{
-					valueWidget = CreateFileEditor(record, hasSetter, "*.fnt", name => Settings.AssetManager.MyraLoadFont(name));
+					valueWidget = CreateFileEditor(record, hasSetter, "*.fnt", name => Settings.AssetManager.LoadFont(name));
 				}
 				else if (propertyType == typeof(IBrush))
 				{

src/Myra/MyraAssetManagerExtensions.cs

@@ -156,7 +156,7 @@ public static TextureRegion LoadTextureRegion(this AssetManager assetManager, st
 		/// <param name="assetManager"></param>
 		/// <param name="assetName"></param>
 		/// <returns></returns>
-		internal static SpriteFontBase MyraLoadFont(this AssetManager assetManager, string assetName)
+		public static SpriteFontBase LoadFont(this AssetManager assetManager, string assetName)
 		{
 			if (assetName.Contains(".fnt"))
 			{