v0.1.5

ProbNumDiffEq v0.1.5

Diff since v0.1.4

Merged pull requests:

• Remove Julia 1.6 from testing again (#32) (@nathanaelbosch)
• Added ForwardDiff.jl as a dependency (#33) (@nathanaelbosch)
• CompatHelper: bump compat for "TaylorSeries" to "0.11" (#34) (@github-actions[bot])
• Use the proper Big types in the IBM prior (#35) (@nathanaelbosch)
• Made the state-initialization a bit easier (#36) (@nathanaelbosch)
• ForwardDiff for jacobian computation (#38) (@nathanaelbosch)
• Improved type stability in the projection matrices and in the preconditioner (#39) (@nathanaelbosch)