Waipy can handle uneven length of data now
Plot updated
Quiver added, plotting improved, DOG Wavelet added
Merge branch 'master' of https://github.com/m-weigand/waipy

Conflicts:
	lib/waipy/cwt/wavetest.py
PEP8 Style to all py files
3 Examples as .py and .ipynb in Waipy Examples added.
Revised the Waipy documentation in terms of a better readability and a more understandable structure
 Added 3 Examples to the documentation
Merge pull request #4 from m-weigand/master

Pep8, phase vectors, new wavelets