jorge@jilldactyl:juju-solutions.github.io$ jekyll serve
Configuration file: /home/jorge/src/juju-solutions.github.io/_config.yml
/usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require': cannot load such file -- jekyll-mentions (LoadError)
from /usr/lib/ruby/1.9.1/rubygems/custom_require.rb:36:in `require'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/lib/jekyll/plugin_manager.rb:28:in `block in require_gems'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/lib/jekyll/plugin_manager.rb:26:in `each'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/lib/jekyll/plugin_manager.rb:26:in `require_gems'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/lib/jekyll/plugin_manager.rb:19:in `conscientious_require'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/lib/jekyll/site.rb:71:in `setup'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/lib/jekyll/site.rb:33:in `initialize'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/lib/jekyll/commands/build.rb:26:in `new'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/lib/jekyll/commands/build.rb:26:in `process'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/lib/jekyll/commands/serve.rb:23:in `block (2 levels) in init_with_program'
from /var/lib/gems/1.9.1/gems/mercenary-0.3.3/lib/mercenary/command.rb:220:in `call'
from /var/lib/gems/1.9.1/gems/mercenary-0.3.3/lib/mercenary/command.rb:220:in `block in execute'
from /var/lib/gems/1.9.1/gems/mercenary-0.3.3/lib/mercenary/command.rb:220:in `each'
from /var/lib/gems/1.9.1/gems/mercenary-0.3.3/lib/mercenary/command.rb:220:in `execute'
from /var/lib/gems/1.9.1/gems/mercenary-0.3.3/lib/mercenary/program.rb:35:in `go'
from /var/lib/gems/1.9.1/gems/mercenary-0.3.3/lib/mercenary.rb:22:in `program'
from /var/lib/gems/1.9.1/gems/jekyll-2.0.3/bin/jekyll:18:in `<top (required)>'
from /usr/local/bin/jekyll:23:in `load'
from /usr/local/bin/jekyll:23:in `<main>'
jorge@jilldactyl:juju-solutions.github.io$