Include all properties in CSV.  Fixes NCBO-1036.
Merge branch 'ncbo-1036' into staging

Conflicts:
	Gemfile.lock
Gemfile.lock update
Remove unneeded code from NCBO-453
Update test for class all properties
Replace to_h method with alternative.

Older version of Ruby on stage (2.0.0) doesn’t have this method.
Gemfile.lock update
Jenkins: unit tests passed with bundle update, updating Gemfile.lock
implemented NCBO-1068 - Include instances of owl:AnnotationProperty in the properties endpoint
Gemfile.lock update.
Merge staging for release
Gemfile.lock update.