Describe workaround for false spoofing errors

Add a japanese translation file

Add pt-BR locale

Update README to reflect most recent gem version

Remove duplicated attribute :whiny.

documentation.

They recommend sending a block to the #read method to avoid loading
large objects into memory. See:
http://docs.aws.amazon.com/AWSRubySDK/latest/AWS/S3/S3Object.html

As described in issue #1470, Paperclip can sometimes raise undesired spoofing errors when working with custom extensions. This adds an example workaround in the README using the public API of the mime-types library that will resolve this issue in a way compatible with Paperclip.

 as the former is deprecated and throws a warning.

Syntax is not clear from current documentation.

Update inch-ci docs badge in README

Made indentation properly

File.exists? has been deprecated since Ruby 1.9.2

Rails.application.eager_load! instead of require

Fixes #1520

Update the URL of the docs badge to include it from inch-ci.org instead of inch-pages.github.io (the former being the successor of the Inch Pages project).

[ci skip]

This should make it possible to avoid passing a :geometry in the style
definition (when passing it as a hash), thus making Paperclip avoid resizing the
image. This is helpful when you want to perform your own custom
resizing/cropping using :convert_options rather than the default options offered
by Paperclip itself.

Adding an example for using Capybara/FactoryGirl to test attachments. I
ran into an issue on my project where the files I was uploading in my
test were getting saved multiple times, leading to hundreds of extra
files before I caught it. I did a bunch of research and found this to be
the most elegant solution (saving files in the testing environment to a
custom location and then deleting that directory after the suite runs).
I thought some clarification in the README would help people deal with
the more easily in the future.

Allow to pass arrays of validations to the validators

Fix intermittently failing spec

Documented devkit requirement for Windows

* Change `rbx` to `rbx-2`
* Mark `rbx-2` as allow-failure again

Fixes #1550

Remove typo in contributing guidelines