overlay pie control trigger width

Invoking pie controls on left/right is difficult on small screens.
Increase trigger area width/height to make it easier.

Change-Id: If23c442e9f00c7de31afe0ba623560a1dc8e4c7d
libaudio: fix FM stream refcount

refCount() reports the sum of refcounts for *all* streams. So switching
off FM did not work if another stream was active. Oops.

Change-Id: I35f538f099a434fb97925a0203da85ae657aed82
si4708: squashed update

This is a combination of 3 commits.

commit 2f623076de81e7bf1cea00904c7db2f1b2699fbd
Author: Grigori Goronzy <greg@blackbox>
Date:   Tue Mar 26 20:17:13 2013 +0100

    si4708: minor simplification

    Change-Id: I225382280505f21cfe8bece213ce4d9c5bc2983f

commit e6894e2fac318b7bb04e57ce147f7de9d216bbaf
Author: Grigori Goronzy <greg@blackbox>
Date:   Tue Mar 26 20:06:41 2013 +0100

    si4708: cleanup

    Consistent naming, reduced logspam, et cetera. No functional changes.

    Change-Id: Id5a0360f9193133dfffc24ab172b0ccaec346fce

commit 696df1e735ff5224c9df1109d98b73ab1237bab2
Author: Grigori Goronzy <greg@blackbox>
Date:   Tue Mar 26 19:43:17 2013 +0100

    si4708: enable fullscan

    With real mute support, it should work without audible glitches.

    Change-Id: Ibc11a92a67091d377c01d0740bb5dbad19eff439

Change-Id: I25171b857997b8442b2ceb3f546b38c43a4553c8
default to smartassv2 governor

...because it's clearly too difficult for some people to change it. :P
This also disables boostpulse and possible (if any) benefits from it.

Change-Id: I0c1c80dfb0d900f76c8630bceb37db1dbccd2e7d
update patches