* gnu/packages/admin.scm (net-base, wakelan, pam-krb5) [home-page]: Use HTTPS. (dfc, libpcap, tcpdump, wpa-supplicant-minimal, libcap-ng, audit) [source, home-page]: Likewise. * gnu/packages/algebra.scm (eigen)[home-page]: Likewise. (gp2c, pari-gp)[source, home-page]: Likewise. * gnu/packages/animation.scm (etl, synfig, synfigstudio, papagayo) [home-page]: Likewise. * gnu/packages/bioinformatics.scm (tadbit)[home-page]: Likewise.