Summary:
Sinus and cosinus are just the Latin words for sine and cosine, but we
should use the English versions to avoid any possible confusion.
Reviewers: Hermet
Reviewed By: Hermet
Subscribers: cedric, #reviewers, #committers
Tags: #efl
Differential Revision: https://phab.enlightenment.org/D7059
Summary: I had fixed some typos and some wrong expressions, such as capital letters, singular, and orders of groups in Eina API reference doxygen.
Test Plan: Doxygen Revision
Reviewers: stefan, cedric, raster, Jaehyun_Cho, jpeg
Reviewed By: jpeg
Subscribers: conr2d
Differential Revision: https://phab.enlightenment.org/D4674