Singular.jl 0.18.2 released

Today Singular.jl 0.18.2 has been released.

Diff since v0.18.1

Closed issues:

• OSCAR regression in homological-algebra_test.jl (#627)

Merged pull requests:

• Add mstd, divrem back (#628) (@fingolfin)
• Replace ‘@doc Markdown.doc’ by ‘@doc raw’ (#631) (@fingolfin)
• Use VarName instead of Symbol and/or String (#632) (@fingolfin)