2nd temp go at 0.3.3.97 without Boost::system

ENT-16604 Re-add Boost but using headers

Need to ensure the components that had Boost::system still have
Boost::headers

Hunterised 0.3.3.97 without references to Boost::system

Boost::system is removed from recent Boost versions - it was previously deprecated but not required.

Version using std::filesystem

What's Changed

• ENT-12650 Use std::filesystem by default by @john-forrest in #5

Full Changelog: 0.3.3.97-tp6...0.3.3.97-idscan7

0.3.3.97 with C++17 compatibility updates

Add latest C++17 change to 0.3.3.97-tp5

C++17 compliant release

Fixed issues with non compliant code related to auto_ptr

C++17 compliant

0.3.3.97-tp4

ENT-2470: Changed auto_ptr to unique_ptr

Cpp17 compliant test

cpp17_test

ENT-2470: Changed auto_ptr to unique_ptr

Further fixes for Boost1.72

Further fixes related to the Boost1.72 transition:

Remove unnecessary Boost::boost targets added as part of initial transition that we don't need.
Seems you must must use boost::distrance() and not just distance() - we were being inconsistent.

Further fixes for Boost1.72

Further fixes related to the Boost1.72 transition:

• Remove unnecessary Boost::boost targets added as part of initial transition that we don't need.
• Seems you must must use boost::distrance() and not just distance() - we were being inconsistent.

Temp patched release of 0.3.397 for Boost1.72

Add boost 1.72 related fixes on top of the hunterised version of 0.3.397.