making javadoc available and cleaning code

android/Pictogram/commonlibrary/src/main/java/com/yottacode/pictogram/net/PictoUploader.java

@@ -291,6 +291,7 @@ public class PictoUploader {
      *      ii) to upload the expression
      *      iii) to upload the attributes
      *      iv) upload the sound if it exists
+     *      if success --> delete local picto and insert global picto
      *
      **/
     public void upload() throws IOException {