v1.1.0

Changelog

6978e13 Add (empty) check for capital letters in sentences.
b2479b9 Add Period setting.
3d59659 Add comments.
b638e18 Add defaults to cli arguments.
d26adcd Avoid excessive error checks.
5672ba3 Fix checking first capital in sentences.
90d2e4e Fix interface for checking capital letters.
cdbde2c Implement checking for capital letters.
03625b1 Refactoring.
8567356 Refactoring.
fc2f7a8 Split code into files.