man pages: fix a few warnings and improve a few words

- fix new warning check (start sentence at each line).
- improve a few words.

1 files changed, 10 insertions, 7 deletions

diff --git a/sfeed_tail.1 b/sfeed_tail.1
index a9b5f57..a64aca1 100644
--- a/sfeed_tail.1
+++ b/sfeed_tail.1
@@ -13,26 +13,29 @@ formats unseen feed data (TSV) from
 .Xr sfeed 1
 from stdin or
 .Ar file
-to stdout as a plain-text list. If one or more
+to stdout as a plain-text list.
+If one or more
 .Ar file
 are specified, the basename of the
 .Ar file
-is used as the feed name in the output. If no
+is used as the feed name in the output.
+If no
 .Ar file
 parameters are specified and so the data is read from stdin the feed name
 is empty.
 .Pp
 .Nm
-will mark the initial items on the first run as seen. Then it will print the
-initial items if data is read from stdin, if the data is read on the first
-run by specifying the argument(s)
+will mark the initial items on the first run as seen.
+Then it will print the initial items if data is read from stdin, if the data
+is read on the first run by specifying the argument(s)
 .Ar file
 it will not show the initial seen items.
 .Pp
 Unseen items are printed per line in a similar format to
 .Xr sfeed_plain 1 ,
-duplicate items are ignored. The list of unique items is determined by the
-fields: feedname, item id and UNIX timestamp of the item date.
+duplicate items are ignored.
+The list of unique items is determined by the fields: feedname, item id and
+UNIX timestamp of the item date.
 .Sh IMPLEMENTATION NOTES
 Keep in mind that because
 .Nm