Fix docs build on readthedocs.org
Add docs/rtd-pip-requirements to make readthedocs.org build work
update URLs in docs and readme
Change to default theme on readthedocs.org
Add docs build to travis-ci
Remove bundled armstrong theme
Use readthedocs sphinx theme locally if available
update .travis.yml and setup.py
Change interpolation in mncontour_grid to avoid natgrid dependency
Ignore sphinx warnings until Sphinx bug is fixed
Merge pull request #132 from cdeil/rtd-theme

Use readthedocs theme locally
Move frontends to sub-package and misc cleanup.
Misc cleanup
Add separate installation page to docs
Rename test files to snake_case (PEP8)
Misc PEP8 and Python 3 fixes
Update iminuit/_libiminuit.cpp
Use absolute import as reported by PEP8
Add Python 2 / 3 compatibility file
Update .travis.yml