added build_number.sh (file path not working),
added two colors in color.xml,
added build_num in strings.xml;
removed margin_right in Spinner_settings under styles.xml;
finished AboutFragment;
added Settings parameters in newInstance and bundle of UpdateFragment.java;
fixed listView update in VocabularyListFragment.java on update and settings request,
  TEMPORARY adds deleteVocabularyFromDisk() on logs menu;
added column count and unique(english, foreign) in create table of MySQLiteHelper.java;
changed setting languageSelected from getTitle() to settings.getLanguageSelected,
  added another constructor,
  fixed saveToDisk(),
  added setLanguageSelected(),
  added getVocabulariesCount(),
  added getLastUpdated(),
  added deleteVocabularyFromDisk();

Note: search field not working VocabularyAdapter's filter() returns empty list.