Repository state route

Signed-off-by: Carlos Morais <carlos88morais@gmail.com>
RepositoryController method state

Updates the processing while it's not READY yet

Signed-off-by: Carlos Morais <carlos88morais@gmail.com>
Assynchornous loading and updating repository state and time

Missing acceptance tests
Repository show feature splited in three other features

Info
Modules tree
Metrics results
Metric results feature with a new step definition for ajax
Acceptance test for processing assynchronous reloading