Log Message:-----------Improved words spacing.
Victor Y. Yegorov
Modified Files:-------------- pgsql/doc/src/sgml: gist.sgml (r1.19 -> r1.20) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/gist.sgml.diff?r1=1.19&r2=1.20)