Workaround build failure on -fno-common toolchains like upstream
gcc-10. Otherwise build fails as:
ld: CMakeFiles/ympd.dir/src/mpd_client.c.o:(.bss+0x0): multiple definition of `mpd';
CMakeFiles/ympd.dir/src/ympd.c.o:(.bss+0x20): first defined here
* 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