In prep for mapvizier class, added term_split2() function, which will be used by the class constructor function to add Season, Year1, Year2, SY, and CohortYear fields to mapvizier object. Created man, updated mapvisuals.R to import stringr package. NAMESPACE updated.
Merge pull request #11 from chrishaid/mapvizier_class

In prep for mapvizier class, added term_split2() function, which will be...