Update build version to 87.1.131

Author: amaitland

appveyor.yml

@@ -1,4 +1,4 @@
-version: 87.1.13-RCI{build}
+version: 87.1.131-RCI{build}
 
 image:
   - Visual Studio 2015

build.netcore.ps1

@@ -3,9 +3,9 @@
     [Parameter(Position = 0)] 
     [string] $Target = "netcore31",
     [Parameter(Position = 1)]
-    [string] $Version = "87.1.13",
+    [string] $Version = "87.1.131",
     [Parameter(Position = 2)]
-    [string] $AssemblyVersion = "87.1.13"
+    [string] $AssemblyVersion = "87.1.131"
 )
 
 $WorkingDir = split-path -parent $MyInvocation.MyCommand.Definition

build.ps1

@@ -3,9 +3,9 @@
     [Parameter(Position = 0)] 
     [string] $Target = "vs2015",
     [Parameter(Position = 1)]
-    [string] $Version = "87.1.13",
+    [string] $Version = "87.1.131",
     [Parameter(Position = 2)]
-    [string] $AssemblyVersion = "87.1.13"
+    [string] $AssemblyVersion = "87.1.131"
 )
 
 $WorkingDir = split-path -parent $MyInvocation.MyCommand.Definition