Log Message:-----------Add description of new features
Modified Files:-------------- pgsql/contrib/tsearch2/docs: tsearch-V2-intro.html (r1.7 -> r1.8) (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/docs/tsearch-V2-intro.html.diff?r1=1.7&r2=1.8) tsearch2-guide.html (r1.2 -> r1.3) (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/docs/tsearch2-guide.html.diff?r1=1.2&r2=1.3) tsearch2-ref.html (r1.4 -> r1.5) (http://developer.postgresql.org/cvsweb.cgi/pgsql/contrib/tsearch2/docs/tsearch2-ref.html.diff?r1=1.4&r2=1.5)