Update play and playAll methods, much more efficient.
Correct THE stupid mistake. Now we have a string!
Everything is now done in the GuitarGenerator.
Modifier now has a method attachSound.
apply method in Modifier now requires a frequency and a duration.
Add a ModifierPrototyper based on the principle of the GeneratorPrototyper.
Modifier and Generator are now cloneable.
SoundEditor now allows to add new modifiers.
Add plus icon in editors.
New ModifierEditor is now added to the right JPanel.
Create a Delay Modifier.
Merge branch 'master' of https://github.com/remigourdon/sound-editors
Invert the two lines in attachView.