Combination with SimpleForm's form builder is possible now.
Update travis-ci from Ruby 2.1.0 to 2.1.1
Model.search("") should not raise exception

Consider query like: "users?q=some-string" or "users?q=" and
controller content User.search(params[:q])
Merge pull request #342 from Bonias/do-not-raise-exception-when-params-is-a-string

Model.search("") should not raise exception
Update README
Use quotes and verbs consistently, improve grammar [ci skip]
Gemfile: gem 'arel', '< 5.0.0'

The Arel version 5 is incompatible with earlier Rails dependancies.
Use "require 'simple_form'" only if ENV['RANSACK_FORM_BUILDER'] is the
SimpleForm builder.
Cleaned-up based on jonatack's suggestions in
https://github.com/activerecord-hackery/ransack/pull/341#issuecomment-36364346
Merge pull request #341 from nagyt234/with_simple_form

Combination with SimpleForm's form builder is possible now.
Keep lines at 80 characters or less [ci skip]
Use SVG status badge

Higher resolution FTW
Merge pull request #347 from seanlinsley/patch-1

Use SVG status badge
Update README.md

Add a blurb about using #ransack instead of #search
Merge pull request #348 from AaronRustad/master

Update README.md
Merge remote-tracking branch 'trunk/master'

Conflicts:
	lib/ransack/search.rb