routines, such as distinguishedNameMatch, to be sure.

Most flags do nothing yet.

Disable cn=Schema "merging" messages

plus these changes unhidden changes:
	remove now meaning --enable-discreteaci configure option
	fix ITS#451, slapd filters
	Add ber_bvecadd() to support above
	constify ldap_pvt_find_wildcard() and misc slapd routines
	renamed some slap.h macros
	likely broken something

basic structures for handing language tags and binary option
(but less actual code to actually support them).  Provided
for reference only.  Will not even compile.