JOVE defines a getline function that collides with getline(3).
r419275 tried to fix it by renaming it to get_line, but a few renames
were missed leading to crashes when trying to run JOVE. Finish the
previous work and also add LICENSE while here.

PR: 217516
Submitted by: crahman@gmail.com (based on)
Reviewed by: crahman@gmail.com
Approved by: mat (mentor)
Differential Revision: https://reviews.freebsd.org/D9881