GoogleTest 2017-06-11 (c2d90bdd)

Code extracted from:

    https://github.com/google/googletest.git

at commit c2d90bddc6a2a562ee7750c14351e9ca16a6a37a (master).

Upstream Shortlog
-----------------

Arkadiy Shapkin (1):
      d8fe70f4 Fix build with MinGW-w64

Billy Donahue (2):
      ba638689 Remove /tree/ from Readme.md links.
      c2d90bdd Create gtest-internal.h

Craig Scott (2):
      cb502b7a Added CMake configure-time download instructions to docs
      c0059a79 2.6.4 is the minimum CMake version, so enforce it (#656)

Dan Albert (2):
      34291138 Fix a test to compile when tuple isn't available.
      4eafafbd Fix detection of GTEST_HAS_CLONE for Android.

Dan Kegel (1):
      518e0519 Minimal changes to fix build failures on Microsoft Visual Studio 2015

Daniele Tamino (2):
      9759dcda Fix compilation on MinGW with native threads
      a138385e Don't use pthread when on MinGW even if available

David Benjamin (1):
      53c478d6 Annotate ColoredPrintf with the format attribute and fix bugs.

Don Huff (2):
      407b0aaf Add missing headers to Xcode framework target.
      d254052f Update C++ language and library settings to match SDK projects.

Gennadiy Civil (2):
      611e8a99 Changes to make TempDir() public
      76491b74 Changes add ability to overwrite TempDir(), issue https://github.com/google/googletest/issues/1093

Marco Molteni (1):
      8ce0b590 Cookbok: fix broken relative link

Mike Bjorge (1):
      06a81e93 Add GTEST_ATTRIBUTE_UNUSED_ to REGISTER_TYPED_TEST_CASE_P

Nico Weber (4):
      6c0c8a7e Fixing typo in documentation.
      b2cbbec0 Fix -Wmicrosoft-cast warnings when using gtest with clang on Windows.
      09fd5b3e Use std::string and ::string explicitly in gtest and gmock code.
      e1466ba4 Gender-neutralize comments in gtest.h.

Samuel Roth (9):
      10ff7f94 Fixing relative links
      16d6af7d Relative links
      51b290d4 One works
      9cb03aa7 Fixing ForDummies link
      f5c0130e Broken relative links fixed
      995db996 Fixing KnownIssues and FrequentlyAskedQuestions links
      960a511f Fixing relative links
      0e0ff5c3 blob vs tree
      32b4a9b3 Fixed broken links

Victor Costan (1):
      b7cf4414 Pick up GTEST_API_ definition in gtest/internal/custom/gtest-port.h.

jorgehb (1):
      00ed9b56 Fixing float comparison broken link

srz_zumix (1):
      9655b9f5 fix typo /GTEST_ATTRIBUTE_UNUSED/GTEST_ATTRIBUTE_UNUSED_/