v0.2.4

SpectralIndices v0.2.4

Diff since v0.2.3

Merged pull requests:

• Extending indices functions to accept custom types (#43) (@MartinuzziFrancesco)
• Update Project.toml (#44) (@MartinuzziFrancesco)
• Update Project.toml (#45) (@MartinuzziFrancesco)

Closed issues:

• Modify _create_indexfun to create functions that allow custom types (#42)