v0.4.13

DataValues v0.4.13

Diff since v0.4.12

Merged pull requests:

• Release 0.4.12 (#69) (@davidanthoff)
• Julia Package Butler Updates (#70) (@github-actions[bot])
• CompatHelper: add new compat entry for "DataValueInterfaces" at version "1.0" (#71) (@github-actions[bot])
• Julia Package Butler Updates (#72) (@github-actions[bot])
• Add unsafe_setindex_value and unsafe_setindex_isna (#74) (@davidanthoff)