QA v0.2.4

• Bug Fixes
  • Dependency issues
  • Exception was thrown when no answer was sent (Fixed)
  • Default Language is English, was null before
  • Fixed: QA Matching problems with language tag
  • URL Validator had some problems, fixed by using URI instead (which is more correct).
• Enhancements
  • #250, #344 - added option to upload dataset and answer file
  • HTTPS instead of HTTP for maven repository
  • More convenient addition of a QA System (Removed the need of adding system in NLIWODBasedSystem)
• Clean Code
  • Added additional F-Measure test
• Additions
  • #234 Added LCQUAD Dataset
  • QALD 9
  • QALD Generator CLI
  • dbpedia entity V1 added
• Removals