Fixes to drawing - Githubissues

This PR will fix a couple of minor bugs related to the drawing of things on the screen.

[x] Row is not highlighted all the wa y to the end
[x] The last character of a row might be eaten
[x] The last character of a row in the help screen might be eaten
[x] Bolded words are incorrect in the help screen when the wrapping happens at the / in $CACHE_DIR/history.json
[x] Matching the last character in a symlink causes the rest of the line to be highlighted with the wrong color
[x] Update changelog

mgunyho / tere