Improvements in ArticleEvaluationActivity

Now, when we change the rating bars, the overall rating bar is
automatically changed.

We used style to these rating bars, too.
It was impossible use to Small or Indicated style because
with forms is not possible change the rating bar with clicks.
Merge branch 'master' into development
Refactoring the Evaluation feature

Erase all packages under ../evaluation,
all files related the Evaluation features
is now on ../evaluation package.
Restore bin/.gitignore and gen/.gitignore files
Merge branch 'master' into development

Conflicts:
	AndroidManifest.xml
Merge pull request #13 from adorilson/development

Refactoring the evaluation package