Huge update before Javatar will reach its first release!

(Some of these updates are re-logged)
- Organize Imports now working on stable channel (finally!)
- Run Main Class can now set program arguments (thanks to @JesseEmond)
- Build notification via SubNotify (more details in JavatarDoc)
- Update Java grammar file
- Fix program arguments save to global settings
- Fix organise imports is not working properly
- Fix Javatar did not detect JDK properly
- Fix package/class creation did not show any details
- Fix error occurred when checking Java while no view opened
- Fix some logic that has been invalid for months!
- Some error messages now available in debug mode only
- Reorganize menu for easier access to frequent access commands
- Add Help and Support to command palette
- Huge code refactor (thanks to @Mause)
- Build now show more warnings and errors
- Errors now tell more informations
- Remove unused files and code
- Update GrammarParser and QuickMenu
- Update site to .com domain