v0.9.0

v0.9.0 (2020-03-11)

Diff since v0.8.1

Closed issues:

• Problem with BigInt conversion in "Constructing mathematical objects in AbstractAlgebra.jl" (#577)
• Switching Rings.jl and NCRings.jl causes test failure (serious bug!!) (#164)

Merged pull requests:

• docs: fix wrong spacing in docstrings, which breaks highlighting (#583) (rfourquet)
• remove docstring for inv(M::Generic.MatrixElem{<:FieldElement}) (#582) (rfourquet)
• Fix deploying docs for releases (#581) (fingolfin)
• docs: adjust wrong BigInt("123") constructor example (#580) (rfourquet)
• make docstests pass again (#579) (rfourquet)
• Add AdditiveGroup, AdditiveGroupElem (#567) (fingolfin)
• Enh/symmetric group (#563) (kalmarek)
• enable R["x", "y"] syntax for MPolyRing construction (#519) (rfourquet)