alibell/statisticsTest: Additional statistics test absent from Scipy.

Ali 767b67dffa Adding sphinx documentation		%!s(int64=4) %!d(string=hai) anos
..
_build	767b67dffa Adding sphinx documentation	%!s(int64=4) %!d(string=hai) anos
conf.py	767b67dffa Adding sphinx documentation	%!s(int64=4) %!d(string=hai) anos
getting_started.rst	767b67dffa Adding sphinx documentation	%!s(int64=4) %!d(string=hai) anos
index.rst	767b67dffa Adding sphinx documentation	%!s(int64=4) %!d(string=hai) anos
statisticsTest_documentation.rst	767b67dffa Adding sphinx documentation	%!s(int64=4) %!d(string=hai) anos