el-get: install puppet-mode
gnus: force update of the archive method in newsrc.eld
gnus: don't try to set nnfolder-directory, this is a server variable
theme: powerline support
Revert "theme: powerline support"

This reverts commit 3c18e8c229235902f4e9c24e93a2fa078318ab6e. This
doesn't really add any value...