Added sphinx documentation (to be tested with readthedocs)

docs/build/html/mbtrack2.impedance.html

docs/build/html/mbtrack2.instability.html

docs/build/html/mbtrack2.tracking.html

docs/build/html/mbtrack2.tracking.monitors.html

docs/build/html/mbtrack2.utilities.html

docs/build/html/objects.inv

docs/build/html/py-modindex.html

docs/build/html/search.html

docs/build/html/searchindex.js

docs/make.bat

docs/source/Makefile

docs/source/conf.py

docs/source/index.rst

docs/source/make.bat

docs/source/mbtrack2.impedance.rst

docs/source/mbtrack2.instability.rst

docs/source/mbtrack2.rst

docs/source/mbtrack2.tracking.monitors.rst

docs/source/mbtrack2.tracking.rst

docs/source/mbtrack2.utilities.rst