Merge pull request #62 from narner/develop

Keyboard example changes
AKDopplerEffect Sensible Defaults and Test
Merge branch 'develop' of github.com:audiokit/AudioKit into develop
Installed newest AudioKit into tests
Test for AKLowFrequencyOscillator
Test for AKLowFrequencyOscillatingControl
Install newest AudioKit into Examples
New method to refer to new AK type enumerations
New enumeration style using AK instead of k
Moved type enumerations into AKTypes.h
AKLowFrequencyOscillatingControl Sensible Defaults
AKLowFrequencyOscillator Sensible Defaults
Added customized by date.
Merge branch 'develop' of https://github.com/audiokit/AudioKit into develop