v0.6.7

Trixi v0.6.7

Diff since v0.6.6

Merged pull requests:

• Feature t8code: Extending to 3D (#1535) (@jmark)
• Add dry air warm bubble test case (#1779) (@bgeihe)
• Different Boundary Conditions for Standard Abaqus (#1799) (@DanielDoehring)
• use julia-actions/cache also for Documenter (#1802) (@ranocha)
• Remove duplicate code (rhs_parabolic!) for 2D, 3D (#1810) (@DanielDoehring)
• Add Link to Paper for Weakly Enforced BCs to Docs (#1811) (@DanielDoehring)

Closed issues:

• Alternative and more direct way to interface to p4est/t8code (#1182)
• Support for MPI.jl if configured to use the system MPI library. (#1183)
• dgsem_p4est in 2D (probably also 3D) crashes when the element orientation is not right-handed (#1264)