Updates various dependencies including mini_magick to fix a security flaw.

2013-03-12 - Remote code execution
If a URL is from an untrusted source, commands can be injected into it for remote code execution with the ; character.

Affected versions:
All
Identifier:
CVE-2013-2616
Sources:
http://vapid.dhs.org/advisories/minimagick.html
http://direct.osvdb.org/show/osvdb/91
Fixes access to the articles editor, broken by a previous commit.

Switching to a resourceful model broke various things, including articles deletion. Fixing article deletion route broke new article one. This commit breaks deletion again but at least fixes new articles.

TODO: actually fix article deletion! It's 4:22 AM so I'll do it when I sleep. Also write some tests as the get / post / delete actions seems not tested, leading to the above mentioned bu
Adds Travis support for Ruby 2.0 with MySQL, PgSQL and SQLite.

From http://westonplatter.com/blog/2013/testing-multiple-rubies-and-databas
This should fix the travis integrat
One more to figure out travis intern
Updates Gemfile to ensure adapter is loaded on Travis. Trying to avoid a Travis specific gemf
Fixes travis build for postgre
Moves vendor/plugins/localization to lib/localization.

Solves DEPRECATION WARNING: You have Rails 2.3-style plugins in vendor/plugins! Support for these plugins will be removed in Rails 4.0. Move them out and bundle them in your Gemfile, or fold them in to your app as lib/myplugin/* and config/initializers/myplugin.rb. See the release notes for more on this: http://weblog.rubyonrails.org/2012/1/4/rails-3-2-0-rc2-has-been-releas