[buffer] move buffer_inserter to namespace detail::buffer, add overload using 5 strategies
[buffer] add documentation for buffer with 5 strategies
[winding] Add winding_side_equal optimized for cartesian CS.
Merge branch 'develop' of github.com:boostorg/geometry into develop
[buffer] Fix buffer_inserter() call in multi_point_buffer test

Function was moved to namespace bg::detail::buffer
[doc][support status] fix typo: num_interior_rings should have been num_points
[doc][support status] add algorithms is_simple and is_valid
Merge pull request #97 from mkaravel/fix/support_status

Fix/support status
Merge pull request #96 from mkaravel/feature/distance

Optimize distance computations for multi-to-multi and single-to-multi
Merge branch 'develop' of https://github.com/boostorg/geometry into feature/distance-segments-in-rtree