My personal oh-my-zsh theme!
Adapted from the murilasso and fishy themes.
Collapses the path to the "most relevant" directories:
e.g.:
~/Documents/dir1/dir2/dir3/dir4/dir5 becomes ~/Documents/.../dir4/dir5
/etc/dir1/dir2/dir3/dir4/dir5 becomes /etc/.../dir4/dir5