Merge branch 'issue/37-update-readme' into 'develop'

ISSUE #37: UPDATE readme instructions

See merge request rfhf19/cleanning-portalmec!38

README.md

@@ -104,6 +104,7 @@ After all gems were installed succesfuly. Please create the database using the f
 * If you have the dump of the database, use it before db:migrate.
     * To use the dump, run this commands:  ```psql -U $DATABASE_USER -d $DATABASE_NAME < $DATABASE_PATH/dump_name.sql ```  
 *  ``` rake db:migrate ```
+*  Then run `rake db:seed`.
 
 ``` Note ``` : You need to load the dump in the database_dev.