Thread: pgsql-server: Remove dash in pg_ctl signal name.

Log Message:
-----------
Remove dash in pg_ctl signal name.  It broke with getopt_long dash
reorganization processing, and it is clearer without the dash anyway.

Modified Files:
--------------
    pgsql-server/doc/src/sgml/ref:
        pg_ctl-ref.sgml (r1.27 -> r1.28)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql-server/doc/src/sgml/ref/pg_ctl-ref.sgml.diff?r1=1.27&r2=1.28)
    pgsql-server/src/bin/pg_ctl:
        pg_ctl.c (r1.6 -> r1.7)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/bin/pg_ctl/pg_ctl.c.diff?r1=1.6&r2=1.7)