Update to v0.15

[codecov[bot]]

Codecov Report

Merging #74 (9850cc0) into main (a6e8684) will decrease coverage by 0.57%. The diff coverage is 94.41%.

@@            Coverage Diff             @@
##             main      #74      +/-   ##
==========================================
- Coverage   97.26%   96.68%   -0.58%     
==========================================
  Files          19       20       +1     
  Lines        2193     2295     +102     
==========================================
+ Hits         2133     2219      +86     
- Misses         60       76      +16     

Impacted Files	Coverage Δ
src/RefElemData.jl	93.68% <ø> (ø)
src/RefElemData_polynomial.jl	100.00% <ø> (ø)
src/StartUpDG.jl	100.00% <ø> (+100.00%)	:arrow_up:
src/mesh/triangulate_example_meshes.jl	100.00% <ø> (ø)
src/state_redistribution.jl	95.03% <62.50%> (ø)
src/hybrid_meshes.jl	95.12% <87.09%> (-3.11%)	:arrow_down:
src/named_array_partition.jl	94.44% <94.44%> (ø)
src/cut_cell_meshes.jl	98.56% <97.56%> (-0.21%)	:arrow_down:
src/MeshData.jl	94.56% <100.00%> (+0.02%)	:arrow_up:
src/RefElemData_SBP.jl	95.65% <100.00%> (ø)
... and 7 more

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