Release v0.9

[ranocha]

To be included

• Remove semi AnalysisSurfaceIntegral #2069
• Implement a function to calculate the optimal CFL number for the PERK2 integrator and apply the necessary related updates #2083
• Remove initial_condition from rhs!, rhs_parabolic! #2037
• Remove normal_direction_ll for nonconservative terms #2062
• Boundary conditions on nonconservative terms not supported #1445

To be decided

Postponed to later

• Remove deprecations introduced in v0.8 (# TODO: deprecation...)
• Unify boundary condition specification #1510
• Unify signatures of mesh constructors #1194
• Discuss names of serial/parallel mesh types #1046
• wrap RHS to reduce latency with OrdinaryDiffEq.jl #1255
  • If we want this to work smoothly, we will have to break plot(sol)

[DanielDoehring]

Xref #2033