code: @Override
      public void versionDownloadableFound(String versionDownloadable) {
          if (Comparator.isVersionDownloadableNewer(mActivity, versionDownloadable)) {
              if (hasToShowNotice(versionDownloadable) && !hasUserTappedToNotShowNoticeAgain(versionDownloadable)) {
                  mLibraryResultCallaback.foundUpdateAndShowIt(versionDownloadable);
              } else {
                  mLibraryResultCallaback.foundUpdateAndDontShowIt(versionDownloadable);
              }
          } else { // No new update available
              mLibraryResultCallaback.returnUpToDate(versionDownloadable);
          }
  
      }
docs: If the library found a version available on the Store, and it's different from the installed one, notify it to the user.
  
  @param versionDownloadable String to compare to the version installed of the app.