Add a function for clipping audio items at region length without requiring
the UI to draw them.
Add a function for printing a dict (such as locals() or globals()) sorted
by key...  Mostly for transient debugging situations..
Apply aforementioned audio item clipping to prevent timestretched items
from extending past the end of the region.
Tweak ADSR envelope parameters for that super-buttery-smooth sound.
(plus Netbeans removed a ton of trailing whitespace from that file)