Add transpose, adjoint, and vec

v0.6.0

Tighter julia compat bounds (#61)

diff, Ref broadcasting, copy

v0.5.0

copy returns Fill

Rectangular Eye, improved broadcasting, added specialisations

Rectangular Eye (#54)

* Add RectDiagonal and use it to implement rectangular Eye

* Improve coverage for RectDiagonal

Drop Julia v0.6 support, support offset indexing and Eye is now Diagonal

v0.3.0

Update README

Fix indexing with `Bool`

Fix bool indexing (#27)

* Fix #26

* Also fix boolean indexing for Ones/Zeros

* Rewrite to make sure that sizes are checked correctly for non-vectors.

* Add tests to check for dimension mismatch

* Add missing tests for bool indexing

Add broadcasting, indexing, (cum)sum

v0.2.0

Fix tests