Add the appveyor.yml file

Author: kevinkuszyk

FluentAssertionsMvc.sln

@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 15
-VisualStudioVersion = 15.0.27130.2036
+VisualStudioVersion = 15.0.27130.2027
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "samples", "samples", "{4E91D524-3DC0-4E08-82FE-6FDAEB89212B}"
 EndProject
@@ -15,6 +15,7 @@ EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{0C48468D-7CDA-45C7-8B21-0669A567711B}"
 	ProjectSection(SolutionItems) = preProject
 		_todo_.txt = _todo_.txt
+		appveyor.yml = appveyor.yml
 		Contributors.txt = Contributors.txt
 		src\SolutionInfo.cs = src\SolutionInfo.cs
 	EndProjectSection

appveyor.yml

@@ -0,0 +1,10 @@
+version: '{build}'
+image: Visual Studio 2017
+configuration: Release
+
+before_build:
+- cmd: nuget restore
+
+build:
+  publish_nuget: true
+  verbosity: minimal