Updates PCBuild.sln to open with VS 2015 by default.
diff --git a/PCbuild/pcbuild.sln b/PCbuild/pcbuild.sln
index 7b37635..b03cf10 100644
--- a/PCbuild/pcbuild.sln
+++ b/PCbuild/pcbuild.sln
@@ -1,6 +1,6 @@
 Microsoft Visual Studio Solution File, Format Version 12.00

-# Visual Studio 2013

-VisualStudioVersion = 12.0.30501.0

+# Visual Studio 14

+VisualStudioVersion = 14.0.22823.1

 MinimumVisualStudioVersion = 10.0.40219.1

 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{553EC33E-9816-4996-A660-5D6186A0B0B3}"

 	ProjectSection(SolutionItems) = preProject