Merge branch 'master' into NDK

Conflicts:
	include/Nazara/Core/Algorithm.inl
	include/Nazara/Core/ByteArray.hpp
	include/Nazara/Math/Algorithm.inl
	src/Nazara/Graphics/SkyboxBackground.cpp

Former-commit-id: 42f52f71989fa805f69527fd07edb8405df06566

src/Nazara/Utility/VertexBuffer.cpp

@@ -53,7 +53,7 @@ bool NzVertexBuffer::FillRaw(const void* data, unsigned int offset, unsigned int
 	if (!m_buffer)
 	{
 		NazaraError("No buffer");
-		return nullptr;
+		return false;
 	}
 
 	if (m_startOffset + offset + size > m_endOffset)