Renaming "duplicates" and "duplicated by" to something less confusing (#10250).

git-svn-id: http://svn.redmine.org/redmine/trunk@16452 e93f8b46-1217-0410-a6f0-8f06a7374b81

config/locales/en-GB.yml

@@ -691,8 +691,8 @@ en-GB:
   label_relation_new: New relation
   label_relation_delete: Delete relation
   label_relates_to: related to
-  label_duplicates: duplicates
-  label_duplicated_by: duplicated by
+  label_duplicates: is duplicate of
+  label_duplicated_by: has duplicate
   label_blocks: blocks
   label_blocked_by: blocked by
   label_precedes: precedes

config/locales/en.yml

@@ -814,8 +814,8 @@ en:
   label_relation_new: New relation
   label_relation_delete: Delete relation
   label_relates_to: Related to
-  label_duplicates: Duplicates
-  label_duplicated_by: Duplicated by
+  label_duplicates: Is duplicate of
+  label_duplicated_by: Has duplicate
   label_blocks: Blocks
   label_blocked_by: Blocked by
   label_precedes: Precedes