problems: 4/62 click; 7/12 extra voices

-------- changelog ----------
(not exhaustive...)
handled switch~ objects variously.
triggers added:
    amp-expo
paf~ altered to be "4X compatible" and Cauchy by default
an apparently spurious "ftom" taken out of acapella pitch handling
also in acapella, changed messages to follower to set amp and pitch range 
in jardin and photo qlists, "atten" msgs changed to lpc-atten so they
    only affect LPC analysis

places the operator clicks:

1 Riviere   1-6, 22, 27-28, 40-41, 54-55, 62-63, 74-75, 78-82
2 Jardin    29, 42, 64, 66
4 Photo     1, 33-38, 52, 62-66, 88-89
5 Betty     1
7 Table     10, 13, 28-31, 46-47