v0.8.4

DispersiveShallowWater v0.8.4

Diff since v0.8.3

Merged pull requests:

• Fix link in README (#250) (@JoshuaLampert)
• Fix rendering in docs (#251) (@JoshuaLampert)
• Update paper references (#252) (@JoshuaLampert)
• Fix typo in conservation error string (#253) (@pnavaro)

Closed issues:

• link in README.md (#249)