Release 2.3.0

• add: jose packages (59fea14)
• Merge branch 'develop' (ecc4662)
• Merge branch 'master' of github.com:KnowledgeCaptureAndDiscovery/OBA (7be0625)
• add running servers (058ff76)
• more documentation (4194170)
• add validatos packages to python (a729e41)
• improve configuration (ac0aed7)
• add cache (d96e0ea)
• Update README.md (88ae1c4)
• add: owl2json url (067dcdc)
• add: owl2json url (b36fe57)
• Merge branch 'develop' (857d4c1)
• fix: improve docs (097f3fe)
• fix: generic generate server (981231d)
• Fix: wrong ranges of object properties (#34) (260da20)