Merge pull request #101 from bruo/master

Updates to EIP docs (removed raring and new issue and it's solution)
OpenPGP best practices: link to duraconf gpg.conf [EN, DE]
OpenPGP Best Practices: clarified self-signature recommendations
added link to gpg.conf from duraconf
Merge branch 'master' of https://github.com/der-gabe/riseup_help into der-gabe-master
Merge branch 'der-gabe-master'
added a link to the instructions on changing your expiration date
Security: Certificates: Verify Riseup’s Certificate: use correct fingerprints filename
Merge pull request #105 from pmocek/master

Security: Certificates: Verify Riseup’s Certificate: use correct fingerprints filename
fix typo in list-sigs
fix line endings for best-practices
added alias for best-practices
fix relative paths to be correct
fix css for front page feed
fixed donate img paths
swap alias and name for best-practices pageb because the alias is preferred over the name.
tools.ietf.org is available over https.
Merge pull request #107 from dkg/master

tools.ietf.org is available over https.
how to set preferences without generating new key, also fixed minor typos, style.
German version now up-to-date with English original from master changeset fcabf0f