Spiceypy

Added
- changelog now rendered in docs
- runtime override of cspice via env var or ld_library_path
- pyproject.toml and setup.cfg
- CSPICE N66 patches from NAIF/conda-forge feedstock
- builds for aarch64 and macos arm64

Changed
- switched to src layout
- switched "cspice.dll/.so" to "libcspice.dll/so"
- updated get_spice.py to build cspice from source
- moved most metadata to setup.cfg
- updated ci workflows to build wheels for major platforms using cibuildwheels
- updated install commands in docs to use pip instead of setup.py

Fixed
- getfat variables size 420
- safer cleanups in tests

Added
- docs info about ARM support, currently limited to conda-forge spiceypy
- docs citation info/basic intro
- hash checksums for test kernels
- offline install ci tests
- warn_deprecated_args function to aid future deprecations

Deprecated
- added deprecation warnings for ncol/nrow params for: mtxmg, mtxvg, mxm, mxmg, mxmt, mxmtg, mxvg, vtmvg, xposeg pending next major release.
- added deprecation warnings for ndim param for: unormg, vaddg, vdistg, vdotg, vequg, vhatg, vminug, vnromg, vrelg, vsclg, vsepg, vsubg, vzerog pending next major release.

Changed
- copyright year
- a number of typehints to accept np.ndarray
- changed test_wrapper to use a pytest autouse fixture to call reset/kclear automatically for most tests

Fixed
- missing docs for xf2eul
- numpy bool_ deprecation warnings
- numpy float warning
- type hint for appndd

Added
- bodeul

Changed
- main branch is now the default branch
- switched to use 'fromisoformat' in datetime2et

Fixed
- fixed nintvls spelling inconsistency

Fixed
- missing get_spice.py in manifest

Added
- added irfnam, irfnum, irfrot, irftrn
- added kpsolv, kepleq
- better exceptions, many hundred spice toolkit defined exceptions
- copy button to docs codeblocks
- added CSPICE_SRC_DRI envvar override to specify cspice src directory during install
- added CSPICE_SHARED_LIB envvar override to specify cspice.so/.dll/.dylib during install

Changed
- switch to codecov for code coverage
- various support type changes
- renamed getspice.py to get_spice.py

Fixed
- fixed missing doc strings for callbacks

Removed
- coveralls
- test cmd class in setup.py
- direct references to deprecated numpy matrix class