Log Message:-----------Remove tabs from SGML file.
Modified Files:-------------- pgsql/doc/src/sgml/ref: alter_table.sgml (r1.95 -> r1.96) (http://developer.postgresql.org/cvsweb.cgi/pgsql/doc/src/sgml/ref/alter_table.sgml.diff?r1=1.95&r2=1.96)