Audio Effects: added methods to effects java classes to store and load current effect settings in

a single call.

Addional changes:
- Fixed simulator build
- Use effect interface UUIDs from OpenSL ES includes when available
- Added cleanspec rules to remove now obsolete test effect libraries
- Fixed bug in AudioEffect JNI setParameter function.

Change-Id: Ic25ddb135e2cec5a68c181d727321f5ac7a1ab6b