Merge pull request #78 from fullbridge-batkins/master

Make minified versions of scripts included in production mode when asset pipeline is disabled
Rails 4 compatibility: config.action_view.javascript_expansions is no longer used
Adjusting CHANGELOG to note results from 6917459662.
Adjusting the railtie so that the entire code block only gets loaded if the config.action_view.javascript_expansions option exists (since it does not in Rails 4).
Loosen thor requirement
Remove Gemfile.lock

This way different developers can test different legal versions of
dependencies.
Use Rails style of capping thor version limit

I assume Valim et al have a better idea about Thor's future than me, so
< 2.0 it is.
Update to jQuery 1.8.4

Fixes #89
I mean... 1.8.3
update readme jquery version
Update to jQuery UI 1.9.2

Closes #90, #87, #80, #81
Merge pull request #84 from gtd/loosen_thor

Loosen thor version requirement
update ui version in readme
Merge pull request #91 from fullbridge-batkins/railtie_improvement

Refactored code on the Railtie

Conflicts:
	CHANGELOG.md
Asynchronous confirmation dialogs

- Port of async-confirm changes from
  https://github.com/JangoSteve/jquery-ujs/commits/async-confirm
changed form selector to be more restrictive
Correction to form selector for rails forms