added tidyfast seal

[TysonStanley]

Seal of Approval Checklist

• I have copied the article template folder, renamed it appropriately, and filled in all sections. See this article for an example.

• I am the maintainer this package.

OR

• I have emailed the maintainer and cc'ed [email protected], making them aware that I am submitting this article.

Categories:

The relationship between this package and data.table is best described as:

• An extension package: Adds to the internal functionality of data.table

• An application package: Uses data.table to accomplish a particular task or analysis.

• A bridge package: Translates data.table syntax to different syntax or provides helper functions for transitioning between data.table and another object type.

• A partner package: Not necessarily directly connected to data.table, but deliberately follows the core philosophies of data.table

Dev-do not edit

Review request @kellybodwin