* pkgs: refactor needless quoting of homepage meta attribute
A lot of packages are needlessly quoting the homepage meta attribute
(about 1400, 22%), this commit refactors all of those instances.
* pkgs: Fixing some links that were wrongfully unquoted in the previous
commit
* Fixed some instances
Before one had to turn it on manually and update the preview script in dotfiles
manually when ranger updates.
Now it requires zero configuration. Just run `ranger` and it works, and
should continue to work automagically when ranger updates.
Everything still can be (de)configured via `rc.conf` in dotfiles.
