LinearAlgebra meta-issue

Probably good to track how much of LinearAlgebra.jl coverage we have atm. List of Operations (several are missing atm):

- [x] `adjoint`
- [x] `adjoint!`
- [x] `axpy`
- [x] `axpby`
- [ ] `copy_adjoint!`
- [ ] `copy_transpose!`
- [ ] `cond`
- [ ] `condskeel`
- [x] `cross`
- [x] `det`
- [x] `logdet`
- [x] `logabsdet`
- [x] `diag`
- [x] `diagm`
- [x] `dot`
- [ ] `givens`
- [ ] `hermitianpart`/`hermitianpart!`
- [x] `isdiag`
- [x] `ishermitian`
- [ ] `isposdef`/`isposdef!`
- [ ] `issuccess`
- [x] `issymmetric`
- [x] `istril`
- [x] `istriu`
- [x] `kron`/`kron!`
- [ ] `ldiv!`
- [ ] `lmul!`
- [ ] `lowrankdowndate`/`lowrankdowndate!`
- [ ] `lowrankupdate`/`lowrankupdate!`
- [ ] `lyap`
- [x] `mul!`
- [x] `norm`
- [ ] `normalize`/`normalize!`
- [ ] `nullspace`
- [ ] `opnorm`
- [x] `inv`
- [ ] `pinv`
- [ ] `rank`
- [ ] `rdiv!`
- [ ] `reflect!`
- [ ] `rotate!`
- [ ] `stride1`
- [ ] `sylvester`
- [x] `tr`
- [x] `tril`
- [x] `tril!`
- [x] `triu`
- [x] `triu!`
- [x] `transpose`/`transpose!`
- [ ] Factorization
- [ ] `factorize`
- [x] `cholesky`/`cholesky!`
- [x] `lu`/`lu!`
- [ ] `lq`/`lq!`
- [ ] `qr`/`qr!`
- [ ] `eigen`/`eigen!`
- [ ] `eigvals`/`eigvals!`
- [ ] `eigmax`
- [ ] `eigmin`
- [ ] `eigvecs`
- [x] `svd`/`svd!`
- [x] `svdvals`/`svdvals!`
- [ ] `schur`/`schur!`
- [ ] `ordschur`/`ordschur!`
- [ ] `ldlt`/`ldlt!`
- [ ] `bunchkaufman`/`bunchkaufman!`
- [ ] `hessenberg`/`hessenberg!`