Signed-off-by: Alexandre Arias <apa13@inf.ufpr.br>

Changed Repositories functions 'find_all' and 'find_by_id' to 'all' and 'find', adopting the active record pattern

Signed-off-by: Israel Barreto Sant'Anna <ibsa14@inf.ufpr.br>

Before these changes, the view was using the hash returned by OrientDB directly.

Refactor code to use "rails generate scaffold" instead of "rails generate controller".

Also fix bug on SOLR URL not being on a configuration file.