Update for C++17 and fix MSVC warnings (#1694)

* Update MSVC arguments
* Fix json allocator
* Fix simulation diamond
* Bump gtest
* Remove empty varargs in unit tests
* Replace test case with test suite
* Remove deprecation warning in optional
* Remove need for NOMIXMAX to be defined in wpilib headers

wpiutil/src/main/native/include/wpi/Error.h

@@ -183,7 +183,7 @@ public:
   /// Move-construct an error value. The newly constructed error is considered
   /// unchecked, even if the source error had been checked. The original error
   /// becomes a checked Success value, regardless of its original state.
-  Error(Error &&Other) {
+  Error(Error &&Other) noexcept {
     setChecked(true);
     *this = std::move(Other);
   }
@@ -202,7 +202,7 @@ public:
   /// you cannot overwrite an unhandled error. The current error is then
   /// considered unchecked. The source error becomes a checked success value,
   /// regardless of its original state.
-  Error &operator=(Error &&Other) {
+  Error &operator=(Error &&Other) noexcept {
     // Don't allow overwriting of unchecked values.
     assertIsChecked();
     setPtr(Other.getPtr());