* main: (158 commits)
Update release notes.
Refactor macro _FillValue to NC_FillValue in support of https://github.com/Unidata/netcdf-c/issues/2858
Remove appveyor config file.
Add CI for a Windows Runner on Github Actions.
Add cmake prefix path to appveyor config.
Attempt to fix zlib-related error in appveyor.
Correct typo.
Remove check for libcurl unless it is necessary for required functionality.
Rename the vendored strlcat symbol
Fix conversion warnings in libdispatch
Set flags to avoid warning messages if curl isn't found.
Use modern cmake nomenclature for curl.
Fix truncated-format warning in ncgen
Fix some conversion warnings in ncgen3
Fix some conversion warnings in ncgen3 generated files
Regenerate ncgen3
CMake: Add option to automatically regenerate ncgen3/ncgen
Skip checking for duplicates if only one element in list
Change format of backwards-loops
Silence some conversion warnings in ncgen generated files
...
* main: (48 commits)
Update release notes.
Refactor macro _FillValue to NC_FillValue in support of https://github.com/Unidata/netcdf-c/issues/2858
Remove appveyor config file.
Add CI for a Windows Runner on Github Actions.
Add cmake prefix path to appveyor config.
Attempt to fix zlib-related error in appveyor.
Correct typo.
Remove check for libcurl unless it is necessary for required functionality.
Rename the vendored strlcat symbol
Fix conversion warnings in libdispatch
Set flags to avoid warning messages if curl isn't found.
Use modern cmake nomenclature for curl.
Fix truncated-format warning in ncgen
Fix some conversion warnings in ncgen3
Fix some conversion warnings in ncgen3 generated files
Regenerate ncgen3
CMake: Add option to automatically regenerate ncgen3/ncgen
Skip checking for duplicates if only one element in list
Change format of backwards-loops
Silence some conversion warnings in ncgen generated files
...
* main:
Set flags to avoid warning messages if curl isn't found.
Use modern cmake nomenclature for curl.
Skip checking for duplicates if only one element in list
Change format of backwards-loops
