Added two new tests

tests/manifest.csv

@@ -61,4 +61,6 @@ test071,dataset - isomorphic default and node named,Isomorphic graphs in default
 test072,dataset - shared blank nodes,Blank nodes shared in default and named graph,0,Approved,,TRUE,TRUE
 test073,dataset - referencing graph name,Default graph with blank node shared with graph name,0,Approved,,TRUE,TRUE
 test074,poison - Clique Graph,A 10-node Clique of blank node resources all inter-related.,40,Approved,,RDFC10NegativeEvalTest,FALSE
-test075,blank node - diamond (uses SHA-384),Same as test020 except for using SHA-384,0,Approved,SHA384,TRUE,TRUE
+test075,blank node - diamond (uses SHA-384),Same as test020 except for using SHA-384,0,Approved,SHA384,TRUE,TRUE
+test076,duplicate ground triple in input,The duplicate triples must be removed,0,Approved,,TRUE,FALSE
+test077,duplicate triple with blank node in input,The duplicate triples must be removed,0,Approved,,TRUE,FALSE

tests/rdfc10/test076-in.nq

@@ -0,0 +1,2 @@
+<https://www.example.org/s> <https://www.example.org/p> <https://www.example.org/o> .
+<https://www.example.org/s> <https://www.example.org/p> <https://www.example.org/o> .

tests/rdfc10/test076-rdfc10.nq

@@ -0,0 +1 @@
+<https://www.example.org/s> <https://www.example.org/p> <https://www.example.org/o> .

tests/rdfc10/test077-in.nq

@@ -0,0 +1,2 @@
+<https://www.example.org/s> <https://www.example.org/p> _:o .
+<https://www.example.org/s> <https://www.example.org/p> _:o .

tests/rdfc10/test077-rdfc10.nq

@@ -0,0 +1 @@
+<https://www.example.org/s> <https://www.example.org/p> _:c14n0 .