* update setup_cmake* scripts to verify the versions installed
* set cmake minimum version to 3.14. Fix issues found in tested with the min version
* update cmake install action workflow to test specific cmake versions including the min version. update the conan stable file to test older versions of benchmark and prometheus-cpp
* fix format issue
* run the windows cmake min test with 3.16 due to failing otlp file tests with 3.14
* update changelog
* add back explict policies including CMP0091 that was introduced in cmake 3.15. Set the windows job to cmake 3.15
* Address review feedback. Always set the new curl and zlib version variables. Remove legacy PROTOBUF_FOUND.
* add comment about cmake 3.15 as minimum for windows builds. Fix cmake error on protobuf version warning. Remove bzip2 as dependency for conan builds
* set cmake version expliclity in the workflow file for each cmake install test job. Add newline to the end of setup_cmake.ps1
* use config search mode for gtest for install tests
* update install md file with note on the cmake minimum version and recommend cmake 3.15+ on windows.
* fix markdownlint error
* Update install.md with explict message about the known windows ci test failures with cmake 3.14
* comments from review feedback
* update install.md
Doug Barker
Marc Alff