v5.2.0

DataInterpolations v5.2.0

Diff since v5.1.0

Merged pull requests:

• docs: add AkimaInterpolation in methods page (#259) (@sathvikbhagavan)
• docs: add joss paper (#260) (@sathvikbhagavan)
• docs: remove indexing part from readme (#262) (@sathvikbhagavan)
• refactor: integral function to correctly compute second index and remove samples (#263) (@sathvikbhagavan)
• Update Project.toml (#264) (@ChrisRackauckas)

Closed issues:

• AkimaInterpolation not listed under methods section of docs (#258)
• Wrong linear interpolation integral on interval (t[1], t[2]) (#261)