Documentation updates
Merge pull request #268 from GrahamCampbell/2.0-docs

Documentation Updates
Fixed typo in new namespaces
Merge pull request #270 from theaxel/patch-1

Fixed typo in new namespaces
Fixed typo in the upgrading guide
Merge pull request #271 from GrahamCampbell/2.0-docs

Fixed typo in the upgrading guide
Merge remote-tracking branch 'origin/2.0'