Last py2, mne0.17 compatible version.

This is the last jumeg version compatible with py2 and mne v0.17.

Pre py3 switch release.

This release prior to the major jumeg overhaul and switch to Python 3.7.

Major additions:

• utilities to perform volume morphing
• bug fixes and improvements to noise reducer
• bug fixes and improvements to MFT analysis
• utilities for connectivity and causality analysis
• new visualizations and examples for connectivity & causality analysis

v0.14

Start tagging/release version.