Huge update in version 0.2.65!

Many changes in this version:

• Changed the UI - it should resemble an actual editor
• Changed how the bridges look like
  
• Added tool for adding balls on any place on track
• Added slider for size selection when adding balls
• Added button to add all balls from a pack when adding balls
• Added clearing the track
• Added track selection at start
• Added tool for easy changing balls rolling direction
• Added tool for coloring the track
• Added tools for adding/removing and editing obstacles
• Added obstacle - a simple fan
• Added loader when changing ball packs
• Removed spawner module in favor of tool for adding balls
• Removed most long press functionality in favor of editor tools
  
• Fixed the race results window to not obstruct other UI elements
• Fixed help to be more informative about functionality
• Fixed saving the track
• Fixed how the rolling directions on tracks are set up when adding connections
• and many more...