doc: clarify the uniq -D man page description

* src/uniq.c (usage): The description was very confusing in the man page
due to the stripped newlines.  Add punctuation for clarification.

diff --git a/src/uniq.c b/src/uniq.c
index 6333f6719d39a1094ccd3a2bbe256303059bce32..e0cfe4ddcab3c7f39eca10bf5165e5f4c14f966b 100644 (file)
--- a/src/uniq.c
+++ b/src/uniq.c
@@ -185,15 +185,15 @@ With no options, matching lines are merged to the first occurrence.\n\
   -d, --repeated        only print duplicate lines, one for each group\n\
 "), stdout);
      fputs (_("\
-  -D, --all-repeated[=METHOD]  print all duplicate lines\n\
-                          groups can be delimited with an empty line\n\
+  -D, --all-repeated[=METHOD]  print all duplicate lines;\n\
+                          groups can be delimited with an empty line;\n\
                           METHOD={none(default),prepend,separate}\n\
 "), stdout);
      fputs (_("\
   -f, --skip-fields=N   avoid comparing the first N fields\n\
 "), stdout);
      fputs (_("\
-      --group[=METHOD]  show all items, separating groups with an empty line\n\
+      --group[=METHOD]  show all items, separating groups with an empty line;\n\
                           METHOD={separate(default),prepend,append,both}\n\
 "), stdout);
      fputs (_("\