2022-06-29

• remove modules/drivers/boost as it was empty (and unused);
  modules/c++/serialize depended on boost, so it has also been removed.
• Update to zlib 1.2.12,
  "Due to the bug fixes, any installations of 1.2.11 should be replaced with 1.2.12."
• Build most code in Visual Studio 2022
• Removed more compiler warnings
• Begin work on CODA_OSS_API (needed for building a shared-library/DLL)
• Add run1D() method to mt::GenerationThreadPool