Pymeasure

===============================
- New VXI11 Adapter for ethernet instruments (chweiser)
- PyQt updates to 5.6.0
- Added SRS SG380, Ametek 7270, Agilent 4156, HP 34401A, Advantest R3767CG, and
Oxford ITC503 instrustruments (sylkar, jmittelstaedt, vik-s, troylf, CasperSchippers)
- Updates to Keithley 2000, Agilent 8257D, ESP 300, and Keithley 2400 instruments
(watersjason, jmittelstaedt, nup002)
- Various minor bug fixes (thosou)

=================================
- Minor versions of PyVISA are now properly handled
- Documentation improvements (Laogeodritt and ederag)
- Instruments now have :code:`set_process` capability (bilderbuchi)
- Plotter now uses threads (dvspirito)
- Display inputs and PlotItem improvements (Laogeodritt)

================================
- 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)

=================================
- 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

================================
- 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)

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