Merge branch 'master' into v1.8.x

appveyor.yml

@@ -38,6 +38,7 @@ install:
 - ps: |
     Write-Output "Compiler: $env:compiler"
     Write-Output "Generator: $env:generator"
+    Write-Output "Env:Configuation: $env:configuration"
     if (-not (Test-Path env:APPVEYOR_PULL_REQUEST_NUMBER)) {
       Write-Output "This is *NOT* a pull request build"
     } else {

configure.ac

 AC_INIT([Google C++ Mocking and Testing Frameworks],
-        [1.8.0],
+        [1.9.0],
         [googlemock@googlegroups.com],
         [googletest])
 

googletest/test/gtest_unittest.cc

@@ -2117,7 +2117,7 @@ class UnitTestRecordPropertyTestEnvironment : public Environment {
 };
 
 // This will test property recording outside of any test or test case.
-static Environment* record_property_env =
+static Environment* record_property_env GTEST_ATTRIBUTE_UNUSED_ =
     AddGlobalTestEnvironment(new UnitTestRecordPropertyTestEnvironment);
 
 // This group of tests is for predicate assertions (ASSERT_PRED*, etc)