Bug fixes && dev changes && i18n update && Update AppIntro && Update docs

• Fix successor scripts incorrectly retained (#414)
• Fix incorrectly multiple triggering of conditions (root cause of #414)
• Fix incorrect finding of shared/reused skill data (esp. intent) (#401)
• Dev changes
  • Better documentation
  • Refactored CountedLotus to LogicManagedLotus
• I18n updates: Hebrew, Portuguese (Brazil), Spanish (Latin America), Vietnamese, Italian
• Update AppIntro to 5.1.0
  • Fixes the problem when building
• Update welcome message related to logic
  • It is a graph already