Release PublicPreview4 · kokkos/kokkos-remote-spaces

What's Changed

Public preview3 by @janciesko in #32
Work on CI by @Rombur in #36
Fix googletest branch by @Rombur in #35
Remove unused code by @Rombur in #34
Fix a bug in the build system where only one backend could be set at the time by @Rombur in #33
Reformat the code in line with Kokkos by @Rombur in #38
Use Kokkos master instead develop in the CI by @Rombur in #40
Update CMakeLists.txt for installation by @lucbv in #39
Add unit test by @janciesko in #42
Add -lnvidia-ml to examples. This is required for NVSHMEM >=2.5 by @janciesko in #41
Remove the use of internal Kokkos headers by @janciesko in #47
Rename debug flags to Kokkos_ENABLE_DEBUG by @janciesko in #45
Make sure the correct threading level is available and used when DefaultHostExecSpace!=Serial by @janciesko in #46
Apply offset on MPI_Window by @janciesko in #50
Fix record->m_destroy not being set by @janciesko in #49
Request based rma sync by @janciesko in #53