Removing empty joins when _any suffix is used with a blank array
Adding spec to test for PR#270 and #333
Merge remote-tracking branch 'trunk/master'

Conflicts:
	lib/ransack/search.rb
Add version badge to README and clean up
Merge remote-tracking branch 'trunk/master'
Merge pull request #333 from arjes/master

Removing empty joins when _any suffix is used with a blank array
Default predicate to 'cont', remove unnecessary version check
Remove unneeded AR version checking from tests

and clean up
Remove unneeded AR version conditional code

It seems to be redundant, and tests pass after removing it…
Re-add French/Spanish/Czech i18n locales
Remove whitespace [skip ci]
Update i18n and FormBuilder links [skip ci]
Bump to 1.2.3
Maintain Ruby 1.8.7 syntax compatibility

since Rails 3.x stills supports Ruby 1.8.7 as per
http://guides.rubyonrails.org/v3.2.17/getting_started.html:
“Ruby language version 1.8.7 or higher.”
Update README

Since AdequateRecord was merged into Rails master 4 days ago, Ransack
no longer works with Rails master/4.2.0.alpha.
Remove redundant code
Bracket spacing and line wrap 80 chars
Improve the Contributing Guide
Add ransacker info to README [skip ci]
README headers formatting [skip ci]