Created validation for weight in metric configuration form.

Signed off by: Diego Araújo <diegoamc90@gmail.com>
Login tab index fixed

Signed off by: Diego Araújo <diegoamc90@gmail.com>
Created buttons in range form for infinity symbols.

Signed off by: Diego Araújo <diegoamc90@gmail.com>
Acceptance test for [-INF, INF] threshold
Fixed sign in and password recovery pages
Fixed range numericality unit tests and added beginning greater than end validation.

Signed off by: Rafael Manzo <rr.manzo@gmail.com>
Added overlapping ranges validation.

Signed off by: Rafael Manzo <rr.manzo@gmail.com>
Fixed overlapping acceptance test for beginning uniqueness and range intersection
Range overlapping does not consider the reange itself for the edition case

Fixed infinity buttons acceptance tests that were trying to create overlapping ranges
Exception notification for production environment
Fixed Module Tree acceptance tests that was failling randomly
capistrano-rails updated
kalibro_gatekeeper_client updated
turbolinks updated
Fixed infinite reloading

Signed off by: Alessandro Palmeira <alessandro.palmeira@gmail.com>
Google Analytics

signed off by: Rafael Reggiani Manzo <rr.manzo@gmail.com>
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>