Apply minor fixes from -devel.

doc/man/man5/slapd.conf.5

@@ -266,9 +266,10 @@ by the LDBM backend database instance.  The default is 1000 entries.
 Specify the size in bytes of the in-memory cache associated 
 with each open index file. If not supported by the underlying database 
 method, this option is ignored without comment.  The default is 100000 bytes.
+.TP
 .B dbcachenowsync
 Specify that database writes should not be immediately synchronized
-with in memory changes.  Enabling this option may improving performance
+with in memory changes.  Enabling this option may improve performance
 at the expense of data security.
 .TP
 .B directory <directory>