Reviewed humans.txt, index and tutorials
Fixing english errors, blank spaces and strings in general.

Signed off by: Renan Fichberg <rfichberg@gmail.com>

Signed off by: Alessandro Palmeira <alessandro.palmeira@gmail.com>
Signed off by: Daniel Alves <danpaulalves@gmail.com>
Signed off by: Daniel Bucher <daniel.bucher88@gmail.com>
Signed off by: Diego Araujo <diegoamc90@gmail.com>
Signed off by: Heitor Reis <marcheing@gmail.com>
Signed off by: Rafael Manzo <rr.manzo@gmail.com>
Signed off by: Renan Fichberg <rfichberg@gmail.com>
Fixed grammar, strings and blank spaces.
Revised grammar on views

Signed off by: Daniel Alves <danpaulalves@gmail.com>
Fixed compound and metric configuration tests

Signed off by: Daniel Alves <danpaulalves@gmail.com>
Fixing acceptance tests.
Fixed acceptance tests.

Signed off by: Diego Araújo <diegoamc90@gmail.com>
Merge pull request #109 from mezuro/english_review

English review