Added note to readme about integrating PA as a static lib, moved frames*channels out of the loop in Node::audio_requested
Merge pull request #73 from mitchmindtree/master

Added note to readme about integrating PA as a static lib, moved frames*...
Added volume to example

Closes https://github.com/RustAudio/dsp-chain/issues/69
Fixed timer in example
Merge branch 'master' of https://github.com/bvssvni/dsp-chain