Pymeasure

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- Threads are used by default, eliminating multiprocessing issues with spawn
- Enhanced unit tests for threading
- Sphinx Doctests are added to the documentation (bilderbuchi)
- Improvements to documentation (JuMaD)

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- Reverted multiprocessing start method keyword arguments to fix Unix spawn issues (ndr37)
- Fixes to regressions in Results writing (feinsteinben)
- Fixes to TCP support using cloudpickle (feinsteinben)
- Restructing of unit test framework

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- Recorder and Scribe now leverage QueueListener (feinsteinben)
- PrologixAdapter and SerialAdapter now handle Serial objects as adapters (feinsteinben)
- Optional TCP support now uses cloudpickle for serialization (feinsteinben)
- Significant PEP8 review and bug fixes (feinsteinben)
- Includes docs in the code distribution (ghisvail)
- Continuous integration support for Python 3.6 (feinsteinben)

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- Fix pip install for non-wheel builds
- Update to Agilent E4980 (dvspirito)
- Minor fixes for docs, tests, and formatting (ghisvail, feinsteinben)

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- Added Agilent E4980, AMI 430, Agilent 34410A, Thorlabs PM100, and
Anritsu MS9710C instruments (TvBMcMaster, dvspirito, and mhdg)
- Updates to PyVISA support (minhhaiphys)
- Initial work on resource manager (dvspirito)
- Fixes for Prologix adapter that allow read-write delays (TvBMcMaster)
- Fixes for conda environment on continuous integration

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- New instructions for installing with Anaconda and conda-forge package (thanks melund!)
- Bug-fixes to the Keithley 2000, SR830, and Agilent E4408B
- Re-introduced the Newport ESP300 motion controller
- Major update to the Keithely 2400, 2000 and Yokogawa 7651 to achieve a common interface
- New command-string processing hooks for Instrument property functions
- Updated LakeShore 331 temperature controller with new features
- Updates to the Agilent 8257D signal generator for better feature exposure