add warning to use homebrew for python on OSX in installation notes
Remove Essentia version (outdated 1.2.2) from the text of python tutorials
add python example for beat tracking, rename python examples for consistency
Missing audio files in python tutorials, add instructions how to run tutorials interactively in IPython
forgot to fix audio file in essentia_tutorial_streaming
Essentia python tutorial: output log-scaled mfcc bands in demo
fix a bug thay would compute harmonic weights incorrectly for non-default parameter values
Add info about github branches and descriptor compatibility between them to README.md
Bug fixes in Tonic Identification module: Few parameters in C and essentia version were different. While some parameters are changed to account for the difference in implementation of harmonic summation.
Update documentation for music extractor, explaining how to use high-level models
more changes in doc for music extractor
Move low-level version to new block and add high-level version
Merge pull request #186 from MTG/highlevelversion

Move low-level version to new block and add high-level version
Add gaia version information to highlevel output
Output extractor/essentia version in music extractor
Add a note on required taglib version to installation doc
Merge branch 'master' of https://github.com/MTG/essentia
make mergeValues take a target pool to use from lowlevel & highlevel
Disable building examples relying on gaia2 when it is not found
fix test for whether gaia2 is present to build examples