Implement getting of learning environments as a JSON

[javierht]

GET

/GLUEPSManager/learningEnvironments

returns a JSON with a updated "learning-environment" structure.

Currently it returns an atom

[javierht]

Every learning environment contains at least the following information: id, name, type, accesLocation, userid, creduser

JSON format example:

[{"id":"http://localhost:8287/GLUEPSManager/learningEnvironments/1","name":"Mi Moodle + GLUE en pandora","type":"Moodle","accessLocation":"http://pandora.tel.uva.es/pruebamoodle/","userid":"javierht","creduser":"javierhtUser","showAr":false},{"id":"http://localhost:8287/GLUEPSManager/learningEnvironments/3","name":"Mi MediaWiki en delfos","type":"MediaWiki","accessLocation":"http://delfos.tel.uva.es/wikis/juaase/","userid":"javierht","creduser":"a","showAr":false},{"id":"http://localhost:8287/GLUEPSManager/learningEnvironments/4","name":"Mi MediaWiki + GLUE en pandora","type":"MediaWiki","accessLocation":"http://pandora.tel.uva.es/wikis/gluetool/","userid":"javierht","creduser":"a","showAr":false}]

[javierht]

completed