* replace GetThreadID with std::this_thread.getId()
* name all anonymous structs and unions that contain non-trivially constructable objects
* made default constructor for big endian type noexcept to make it work with std::atomic
* move instantiated specialized template function members ouside of the class definition to comply with the standard
* added default instantiation for template parameter "=nullptr"
* used the C++11 standardized thread_local instead of the __declspec(thread)
* added transitional definitions to bridge the microsoft specific calls (compare and exchange and aligned alloc)
* removed cyclic dependency between Emulator->CPUThreadManager->CPUThread->SMutex->Emulator->...
* fixed some instances of indentation by space instead of tabs
* surrounded some unused code with an #if 0 block to make sure it doesn't compile
* cellFsOpendir, cellFsReaddir, cellFsClosedir functions implemented.
* vfsDirBase: m_entryes, GetEntryes renamed to m_entries, GetEntries
respectively.
* vfsLocalDir: Read() function added to get the entries one by one.
* Moved IsExists() from vfsLocalDir to vfsDirBase to avoid "R6025 pure
virtual function call" error.
* Other minor changes in some functions of sys_fs
