NEW: easy functions to quickly calculate octave and third-octave levels from signal
Merge pull request #72 from FRidh/octaves

NEW: easy functions to quickly calculate octave and third-octave levels ...
Ignoring emacs and system files
Merge pull request #73 from felipeacsi/gitignore

Ignoring emacs and system files
Functions for all spectra types. Improve octaves/third_octaves
Merge pull request #74 from FRidh/octaves

Functions for all spectra types. Improve octaves/third_octaves
Generator module

The generator module will consist of classes and tools for generating
signals like noise and waveforms.
Merge pull request #67 from FRidh/generator

WIP: Generator module
DOC: Update docs
Merge pull request #76 from FRidh/docs

DOC: Update docs
ENH: ISO 9613-1 is now in a seperate module.
Merge pull request #78 from FRidh/atmosphere

ENH: ISO 9613-1 is now in a seperate module.
Fix docs
Merge pull request #79 from felipeacsi/fix-docs

Fix docs
FIX: wrong named argument was used
ENH: Return time vectors as well
Merge pull request #80 from FRidh/iec_61672

Iec 61672
Plot 3D directivity using matplotlib

This uses Cartesian coordinates due to lack of support of spherical
coordinates in Matplotlib.
Merge pull request #82 from FRidh/directivity

Plot 3D directivity using matplotlib
Return figures instead of showing them.