Created git and added all source files.

Also added the .gitignore file to avoid commiting compiled files.
Changed Sphinx template.
Added docstrings
Added docstrings.
Finished adding docstring to visualisation.py
Finished veus_export docstrings.
Cleaned a bit.
Integrated calibration within the pyTweezers package.
(Maybe not a good idea)
restored analysis module
Cleaned dataComparison.py of commented code.
end of day commit
rearranged example/general.py a bit
added compareRawToTheory.py
implemented comparison of raw data to theory
changed export directories of example plots
Added wiki to about message.
added wiki to about message.