Merge pull request #188 from dzpao/fix/doc

minor changes, fix doc highlight

src/help.c

@@ -1647,9 +1647,9 @@ struct help_type help_table[] =
 		"<278>         <178>RECEIVED INPUT CHARACTER\n"
 		"<278>           %0 character  %1 unicode index  %2 size  %3 width\n"
 		"\n"
-		"<278>         NO SESSION ACTIVE      %0 raw text %1 size\n"
-		"<278>         SEND OUTPUT            %0 raw text %1 size\n"
-		"<278>         SENT OUTPUT            %0 raw text %1 size\n"
+		"<278>         <178>NO SESSION ACTIVE<278>      %0 raw text %1 size\n"
+		"<278>         <178>SEND OUTPUT<278>            %0 raw text %1 size\n"
+		"<278>         <178>SENT OUTPUT<278>            %0 raw text %1 size\n"
 		"\n"
 		"<278>         <128>MAP EVENTS\n"
 		"\n"