Added possibility to read the user by gcube username

src/main/java/org/gcube/gcat/persistence/ckan/CKANUser.java

@@ -65,7 +65,12 @@ public class CKANUser extends CKAN {
 		catalogueModerator = null;
 	}
 	
-	public String create() {
+	public void setName(String name) {
+		name = getCKANUsername(name);
+		this.name = name;
+	}
+	
+	public String createInCkan() {
 		RandomString randomString = new RandomString(12);
 		ObjectNode objectNode = mapper.createObjectNode();
 		objectNode.put(NAME, name);
@@ -173,7 +178,7 @@ public class CKANUser extends CKAN {
 			updateProfileIfNeeded();
 		} catch(WebApplicationException e) {
 			if(e.getResponse().getStatusInfo() == Status.NOT_FOUND) {
-				create();
+				createInCkan();
 			} else {
 				throw e;
 			}

src/main/java/org/gcube/gcat/rest/administration/User.java

@@ -106,7 +106,9 @@ public class User extends REST<CKANUser> implements org.gcube.gcat.api.interface
 	 * The service add the user's role in <code>portal_role</code> property when the user read its own profile.
 	 * See <a href="../docs/index.html#roles">Roles</a> section for more information.
 	 * 
-	 * @pathExample /users/luca_frosini
+	 * @param username Ckan or gcube username are both accepted
+	 * 
+	 * @pathExample /users/luca.frosini
 	 * @responseExample application/json;charset=UTF-8 classpath:/api-docs-examples/user/read-user-response.json
 	 */
 	@GET