Changed the responsibility of the getValue function.
Changed function that returns the property name.
Fixes the URI of file when it is opened by the gallery intent. fixes #5
Changed function save, added a clause that add the pictures to the
output json.
add call to "update" function, to refresh the pictures when the photos
array updates.
Added new rule to fill the pictures that is on database.
Added new json-data schemas and filled answer, to test the widgets.
Added setText when the value of the text is setted.
changed the input test json.
added new json with filled fields.