Start of Portuguese Traslation

User Guide -Skeleton Application
Title Corrections
Some Typo Fixes
Cleanup
User Guide - Overview. Portuguese Translation
Typo Fixes
Thanks ro @rdohms
Typo Fixes
Thanks to @rdohms
Update unittesting.rst

Inserted the public static function chroot() that chdir to the project root (like done in /public/index.php) and avoids RuntimeException exceptions when passing a config with config_glob_paths to the AbstractControllerTestCase classes because of executing glob().
working form fieldset array configuration
Correct Form Factory specification for Fieldsets
Merge branch 'hotfix/929'

Close #929
Fix for Handling dependencies
Added quick start to Twitter docs

- Details exact configuration that will allow you to start using the Twitter
  client, and how to get that configuration.
- Details the Response object basics
Update skeleton-application.rst

Changed stability to dev since there seems no stable package available.
adds missing single quote in example
Zend\Validator\Alnum does not exist

Your documentation is wrong. This class doesn't exist, even looking back at the earliest tags in ZF2. Why did it go in to the docs wrong in the first place? Very frustrating as a user.
Type Fixes
More Typo Fixes
Typo Fix
indent code block 3 spaces and 4 spaces for code as original