FIX: get_credentials
adopting Pg gem
recovering the constructors for 'aws-sdk' and 'fog'
creating a prepared statement to insert data into postgresql table
Adding configuration for the ETL (keys, log_level, name) and fixing the test
Adding webmock gem
downgrading from Ruby v2.2.0 to 2.1.2 because wasn't working with webmock (or specifically the safe_yaml dependency)
rspec #transform method
cleaning up some code
#load completed
Merge branch 'creating-adapters'
Merge branch 'pg-adapter'
changing log configs
FIX: gem wasn't being loaded correctly. Using now require_relative, and changed the hierarchy call a little bit
FIX: require version in gemspec
FIX: DatabaseImporter was being required on the Adapter class
FIX: gem dependencies : colorize
FIX: removed require_relatives
FIX: config files paths
Spec for the adapter ... Had to change 'default' values returned by its functions