Build upgrade

Author: i4004

.nuget/NuGet.Config

@@ -1,15 +1,9 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 14
-VisualStudioVersion = 14.0.25420.1
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.29409.12
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".nuget", ".nuget", "{76127232-0D28-470C-8DBB-149F0A2679E9}"
-	ProjectSection(SolutionItems) = preProject
-		.nuget\NuGet.Config = .nuget\NuGet.Config
-		.nuget\NuGet.exe = .nuget\NuGet.exe
-	EndProjectSection
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Simplify.Web.MessageBox", "Simplify.Web.MessageBox\Simplify.Web.MessageBox.csproj", "{1834BEA8-2331-4A44-86C9-CC764BCA0761}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Simplify.Web.MessageBox", "Simplify.Web.MessageBox\Simplify.Web.MessageBox.csproj", "{1834BEA8-2331-4A44-86C9-CC764BCA0761}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -25,4 +19,7 @@ Global
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {C6CE404D-288B-4DFD-89D0-DBF74108A836}
+	EndGlobalSection
 EndGlobal

.nuget/NuGet.exe

@@ -1,11 +1,6 @@
-version: '{build}'
+version: "{build}"
 
-image: Visual Studio 2017
-
-branches:
-  only:
-  - master
-  - develop
+image: Visual Studio 2019
 
 skip_tags: true
 clone_depth: 1
@@ -14,7 +9,7 @@ configuration: Release
 platform: Any CPU
 
 before_build:
-- cmd: '".nuget/NuGet.exe" restore Simplify.Web.MessageBox.sln'
+  - nuget restore
 
 build:
   publish_nuget: true