Virtual ANS 2.1 is a big one

Here's what's new in Virtual ANS 2.1:

• layers
• multi-level undo buffer (default number of levels - 2, but you can change it in the app Settings)
• improved brush manager (with such options as Load From JPG/PNG/GIF file, Save to PNG)
• now any selection can be converted to brush
• new effects: Gain, Noise, Vibrato
• added Panic button (in the Project menu) - press it to stop all audio and MIDI tasks
• new Visualization settings: Pitch Panel (Show/Hide), Time Panel (Show/Hide)
• additional File Browser functions: Remove, Rename, Cut, Copy, Paste, Create Directory
• now you can see the file size in the File Browser
• iOS: Audio Copy/Paste (Project -> Export/Import ->)
• progressive JPEG support
• AIFF support (load only)
• bugs fixed