Filter delayed jobs by queue names

fix pagination when filter by queue name is active
Simplify gemspec, remove Jeweler tasks, and
bump gem version
Adding the 1.2.4 .gem file
Remove rubygems version requirement from gem spec,
it doesn't seem necessary.

Simplify the Rakefile. Verified that "bundle" and
"rake" (default test task) still work as expected,
and the gem can be built.
Pushing 1.2.5 version of the gem that
removes the specific rubygems version requirement
Fix queues param SQL injection
Change destructive actions from GET to POST
Prevent XSS by escaping potential HTML
Remove gem files
Merge pull request #56 from toolmantim/remove-gem-files

Remove gem files
Add CSRF protection to all form posts
Push new gem version with security fixes
Cleanup gemspec and add release instructions
Merge pull request #58 from toolmantim/clean-up-gemspec-and-add-release-instructions

Cleanup gemspec and add release instructions
Bumping the version. @toolmantim reported
that the last several versions had the same
date. 

This version and future versions will have
the corrected date value in the gemspec.
Disable Sinatra sessions for Rails apps

If you enable sessions in a Sinatra app, and then mount it in a Rails 4 app,
Rack::Session will blow up because ActionDispatch::Request::Session does not
implement #each.
Don't output the csrf token if the csrf_token is nil

If sessions fail, and the csrf_token is nil, we don't want to send an
authenticity_token param with requests otherwise Rack::Protection will deny
the request (because nil != "")
Don't include working jobs in pending
Merge pull request #62 from toolmantim/fix-rails-sessions

Fix Rails session problems
Update version number manually.

The rake release task prompting me for github authentication is failing.
Will try to resolve that separately.