Upgrade GTest/GMock to v1.10

[elBoberido]

Brief feature description

GTest/GMock v1.10 introduced some new features which makes especially writing mocks a lot easier.

Detailed information

With GMock v1.8 it is quite cumbersome to mock methods with the noexcept specifier since it is not possible to use the MOCK_METHOD directly and a delegation is needed. Since iceoryx uses this specifier all over the place its a PITA to write mocks with GMock v1.8

Assuming you want to mock the following class

class Foo
{
  public:
    virtual bool bar(int, int) noexcept;
};

With GMock v1.8 the mock looks like this

class FooMock : public Foo
{
  public:
    bool bar(int a, int b) noexcept override
    {
        return barMock(a, b);
    }

    MOCK_METHOD2(barMock, bool(int, int));
};

With GMock v1.10 it is much simpler

class FooMock : public Foo
{
  public:
    MOCK_METHOD(bool, bar, (int, int), (noexcept override));
};

Furthermore, override can also directly be used, which helps to write more robust mocks.

Last but not least, we already use GTest/GMock v1.10 for Windows since v1.8 has issues on this platform.