Cut a version to match with Yunjun et al. (2019) and its jupyter notebooks.

New features

• Block-by-block file IO in ifgram_inversion.py for efficient memory usage.
• save_qgis.py to save time-series in QGIS format contributed by Piyush Agram.

Technical improvements

• Updates in smallbaselineApp.py:
  • add mintpy.networkInversion.shadowMask option
  • ignore no-data values from geometry file while writing waterMask.h5 for default masking.
• Improve mintpy.simulation tools for decorrelation noise and tropospheric turbulence.
• Save calculated GPS velocities to CSV file whiling plotting in view.py contributed by Emre Havazli.
• Add GitHub robot, issue and pull request templates, and CODE_OF_CONDUCT.md.
• Move jupyter notebooks from insarlab/MintPy to insarlab/MintPy-tutorial repo.
• Improved visualization scripts.
• Bugs fix.

Contributors

• Zhang Yunjun
• Heresh Fattahi
• Piyush Agram
• Emre Havazli