migest 2.0.2

• Added method option to birth_mat()
• Added sum_bilat() for sum_bilateral()
• Added sum_country()

migest 2.0.1

• Added a NEWS.md file to track changes to the package.
• Added hex logo
• Added pkgdown
• Github actions working
• Added str_wrap_n()
• Added mig_chord()
• Added dict_ims
• Replace sum_turnover() with sum_region()
• Replace counter() with sum_bilateral()