MAINT: Added python3 support.
REL: Renamed LICENSE -> LICENSE.txt.
TST: Added runtests.py file to run all the tests.

This is copied almost verbatim from the scipy source code.
MAINT: Updated benchmarks for name change.
DOC: Fixed error in examples in "mcquad" docstring.

The integration limits were wrong.
DOC: Minor formatting changes to 'importance.py'.
DOC: Removed tuple unpacking in 'from_pts' docstring.

Tuple unpacking (eg. lambda (x,y): x+y) in function definition isn't
allowed in python3 (unfortunately). Now removed.
DOC: Added installation guide.
DOC: Moved importance sampling tutorial into getting_started.

The whole tutorial is now a single rst file.
DOC: Added CONTRIBUTING guide link in documentation.

Contributing in doc/source symlinks to the contributing.rst file in the
root directory.
BLD: Added Manifest file.
BLD: Added tox.ini to run tox tests.
Merge branch 'tox_dev'
DOC: Added version information to required packages.

scikit-monaco has only been tested with python2.7 and python3.3 and
numpy1.8. This is now mentioned in the docs.
Merge branch 'docs'