circumplex v0.3.2

New features

• New iitc provides instrument information for the Inventory of Influence
  Tactics Circumplex.

Minor improvements and fixes

• Fix CRAN warnings by setting LazyData: true.

• Fix CRAN note by replacing relative URLs with absolute URLs.

• Nonstandard evaluation is now handled using {{}} notation.

• Updated the formatting on this NEWS changelog to match tidyverse style.