+ New mechanism added to check duplicate triples
+ Working language is introduced to project
 Refs: #17685
+ Debugging lines are removed
 Refs: #17685
+ Working language rule is added when creating concepts in rdf import
+ Newly created concepts which has null label fields are removed from list
+ Code formatting & Checkstyle updates
Refs: #17685
+ A new test step added to check new label and definition distinguishing
Refs: #17685