Fix error from readthedocs.org

    /latest/docs/index.rst:385: WARNING: Definition list ends without
    a blank line; unexpected unindent.
Merge pull request #173 from ferrix/docfix

Fix error from readthedocs.org
Fix error from readthedocs.org

    /latest/docs/index.rst:385: WARNING: Definition list ends without
    a blank line; unexpected unindent.
Show version in the documentation
Add missing link reference
Add version to the documentation title

This helps our users see the state of the documentation.

(I also hope readthedocs will follow)
Add entry to changelog

This should have been done ages ago
add service integration badges
add a docs badge
run coveralls after travis
catch and log pyrax errors, so as not to take down the entire site
Merge pull request #175 from rizumu/pyrax-exception-handling

 Closes #174 - Log pyrax errors, so as not to take down the entire site.
improve pyrax connection error message
Bump version
Fail silently if file deleted already missing

This leads to an embarrassing loop where a missing file fails the
entire `collectstatic` run.
Bump version
Use default ContentFileObject #162 - credit to cwood
Merge pull request #178 from rizumu/contentstorageobject

Use default ContentFileObject #162 - credit to cwood
Fix dangerous default argument for function
Merge pull request #179 from izquierdo/lint

Fix dangerous default argument for function